21348756

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1$

素因数の和:87

約数の個数: 162

約数和(自身を含む): 66445470

約数和(自身を除く): 45096714

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 29, 33, 36, 39, 44, 52, 58, 66, 78, 87, 99, 116, 117, 121, 132, 143, 156, 169, 174, 198, 234, 242, 261, 286, 319, 338, 348, 363, 377, 396, 429, 468, 484, 507, 522, 572, 638, 676, 726, 754, 858, 957, 1014, 1044, 1089, 1131, 1276, 1287, 1452, 1508, 1521, 1573, 1716, 1859, 1914, 2028, 2178, 2262, 2574, 2871, 3042, 3146, 3393, 3509, 3718, 3828, 4147, 4356, 4524, 4719, 4901, 5148, 5577, 5742, 6084, 6292, 6786, 7018, 7436, 8294, 9438, 9802, 10527, 11154, 11484, 12441, 13572, 14036, 14157, 14703, 16588, 16731, 18876, 19604, 20449, 21054, 22308, 24882, 28314, 29406, 31581, 33462, 37323, 40898, 42108, 44109, 45617, 49764, 53911, 56628, 58812, 61347, 63162, 66924, 74646, 81796, 88218, 91234, 107822, 122694, 126324, 136851, 149292, 161733, 176436, 182468, 184041, 215644, 245388, 273702, 323466, 368082, 410553, 485199, 547404, 593021, 646932, 736164, 821106, 970398, 1186042, 1642212, 1779063, 1940796, 2372084, 3558126, 5337189, 7116252, 10674378, 21348756]

約数ペア:

[(1, 21348756), (2, 10674378), (3, 7116252), (4, 5337189), (6, 3558126), (9, 2372084), (11, 1940796), (12, 1779063), (13, 1642212), (18, 1186042), (22, 970398), (26, 821106), (29, 736164), (33, 646932), (36, 593021), (39, 547404), (44, 485199), (52, 410553), (58, 368082), (66, 323466), (78, 273702), (87, 245388), (99, 215644), (116, 184041), (117, 182468), (121, 176436), (132, 161733), (143, 149292), (156, 136851), (169, 126324), (174, 122694), (198, 107822), (234, 91234), (242, 88218), (261, 81796), (286, 74646), (319, 66924), (338, 63162), (348, 61347), (363, 58812), (377, 56628), (396, 53911), (429, 49764), (468, 45617), (484, 44109), (507, 42108), (522, 40898), (572, 37323), (638, 33462), (676, 31581), (726, 29406), (754, 28314), (858, 24882), (957, 22308), (1014, 21054), (1044, 20449), (1089, 19604), (1131, 18876), (1276, 16731), (1287, 16588), (1452, 14703), (1508, 14157), (1521, 14036), (1573, 13572), (1716, 12441), (1859, 11484), (1914, 11154), (2028, 10527), (2178, 9802), (2262, 9438), (2574, 8294), (2871, 7436), (3042, 7018), (3146, 6786), (3393, 6292), (3509, 6084), (3718, 5742), (3828, 5577), (4147, 5148), (4356, 4901), (4524, 4719)]