21211880424

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2141}}^1\times {\mathrm{3469}}^1$

素因数の和:5643

約数の個数: 128

約数和(自身を含む): 64218873600

約数和(自身を除く): 43006993176

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 204, 238, 357, 408, 476, 714, 952, 1428, 2141, 2856, 3469, 4282, 6423, 6938, 8564, 10407, 12846, 13876, 14987, 17128, 20814, 24283, 25692, 27752, 29974, 36397, 41628, 44961, 48566, 51384, 58973, 59948, 72794, 72849, 83256, 89922, 97132, 109191, 117946, 119896, 145588, 145698, 176919, 179844, 194264, 218382, 235892, 254779, 291176, 291396, 353838, 359688, 412811, 436764, 471784, 509558, 582792, 707676, 764337, 825622, 873528, 1019116, 1238433, 1415352, 1528674, 1651244, 2038232, 2476866, 3057348, 3302488, 4953732, 6114696, 7427129, 9907464, 14854258, 22281387, 29708516, 44562774, 51989903, 59417032, 89125548, 103979806, 126261193, 155969709, 178251096, 207959612, 252522386, 311939418, 378783579, 415919224, 505044772, 623878836, 757567158, 883828351, 1010089544, 1247757672, 1515134316, 1767656702, 2651485053, 3030268632, 3535313404, 5302970106, 7070626808, 10605940212, 21211880424]

約数ペア:

[(1, 21211880424), (2, 10605940212), (3, 7070626808), (4, 5302970106), (6, 3535313404), (7, 3030268632), (8, 2651485053), (12, 1767656702), (14, 1515134316), (17, 1247757672), (21, 1010089544), (24, 883828351), (28, 757567158), (34, 623878836), (42, 505044772), (51, 415919224), (56, 378783579), (68, 311939418), (84, 252522386), (102, 207959612), (119, 178251096), (136, 155969709), (168, 126261193), (204, 103979806), (238, 89125548), (357, 59417032), (408, 51989903), (476, 44562774), (714, 29708516), (952, 22281387), (1428, 14854258), (2141, 9907464), (2856, 7427129), (3469, 6114696), (4282, 4953732), (6423, 3302488), (6938, 3057348), (8564, 2476866), (10407, 2038232), (12846, 1651244), (13876, 1528674), (14987, 1415352), (17128, 1238433), (20814, 1019116), (24283, 873528), (25692, 825622), (27752, 764337), (29974, 707676), (36397, 582792), (41628, 509558), (44961, 471784), (48566, 436764), (51384, 412811), (58973, 359688), (59948, 353838), (72794, 291396), (72849, 291176), (83256, 254779), (89922, 235892), (97132, 218382), (109191, 194264), (117946, 179844), (119896, 176919), (145588, 145698)]