21091080147372

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{928043}}^1$

素因数の和:928324

約数の個数: 144

約数和(自身を含む): 55292416058880

約数和(自身を除く): 34201335911508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 79, 122, 131, 158, 183, 237, 244, 262, 316, 366, 393, 474, 524, 549, 711, 732, 786, 948, 1098, 1179, 1422, 1572, 2196, 2358, 2844, 4716, 4819, 7991, 9638, 10349, 14457, 15982, 19276, 20698, 23973, 28914, 31047, 31964, 41396, 43371, 47946, 57828, 62094, 71919, 86742, 93141, 95892, 124188, 143838, 173484, 186282, 287676, 372564, 631289, 928043, 1262578, 1856086, 1893867, 2525156, 2784129, 3712172, 3787734, 5568258, 5681601, 7575468, 8352387, 11136516, 11363202, 16704774, 22726404, 33409548, 56610623, 73315397, 113221246, 121573633, 146630794, 169831869, 219946191, 226442492, 243147266, 293261588, 339663738, 364720899, 439892382, 486294532, 509495607, 659838573, 679327476, 729441798, 879784764, 1018991214, 1094162697, 1319677146, 1458883596, 2037982428, 2188325394, 2639354292, 4376650788, 4472239217, 7415991613, 8944478434, 9604317007, 13416717651, 14831983226, 17888956868, 19208634014, 22247974839, 26833435302, 28812951021, 29663966452, 38417268028, 40250152953, 44495949678, 53666870604, 57625902042, 66743924517, 80500305906, 86438853063, 88991899356, 115251804084, 133487849034, 161000611812, 172877706126, 266975698068, 345755412252, 585863337427, 1171726674854, 1757590012281, 2343453349708, 3515180024562, 5272770036843, 7030360049124, 10545540073686, 21091080147372]

約数ペア:

[(1, 21091080147372), (2, 10545540073686), (3, 7030360049124), (4, 5272770036843), (6, 3515180024562), (9, 2343453349708), (12, 1757590012281), (18, 1171726674854), (36, 585863337427), (61, 345755412252), (79, 266975698068), (122, 172877706126), (131, 161000611812), (158, 133487849034), (183, 115251804084), (237, 88991899356), (244, 86438853063), (262, 80500305906), (316, 66743924517), (366, 57625902042), (393, 53666870604), (474, 44495949678), (524, 40250152953), (549, 38417268028), (711, 29663966452), (732, 28812951021), (786, 26833435302), (948, 22247974839), (1098, 19208634014), (1179, 17888956868), (1422, 14831983226), (1572, 13416717651), (2196, 9604317007), (2358, 8944478434), (2844, 7415991613), (4716, 4472239217), (4819, 4376650788), (7991, 2639354292), (9638, 2188325394), (10349, 2037982428), (14457, 1458883596), (15982, 1319677146), (19276, 1094162697), (20698, 1018991214), (23973, 879784764), (28914, 729441798), (31047, 679327476), (31964, 659838573), (41396, 509495607), (43371, 486294532), (47946, 439892382), (57828, 364720899), (62094, 339663738), (71919, 293261588), (86742, 243147266), (93141, 226442492), (95892, 219946191), (124188, 169831869), (143838, 146630794), (173484, 121573633), (186282, 113221246), (287676, 73315397), (372564, 56610623), (631289, 33409548), (928043, 22726404), (1262578, 16704774), (1856086, 11363202), (1893867, 11136516), (2525156, 8352387), (2784129, 7575468), (3712172, 5681601), (3787734, 5568258)]