21176610

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7757}}^1$

素因数の和:7787

約数の個数: 64

約数和(自身を含む): 62560512

約数和(自身を除く): 41383902

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 7757, 15514, 23271, 38785, 46542, 54299, 77570, 100841, 108598, 116355, 162897, 201682, 232710, 271495, 302523, 325794, 504205, 542990, 605046, 705887, 814485, 1008410, 1411774, 1512615, 1628970, 2117661, 3025230, 3529435, 4235322, 7058870, 10588305, 21176610]

約数ペア:

[(1, 21176610), (2, 10588305), (3, 7058870), (5, 4235322), (6, 3529435), (7, 3025230), (10, 2117661), (13, 1628970), (14, 1512615), (15, 1411774), (21, 1008410), (26, 814485), (30, 705887), (35, 605046), (39, 542990), (42, 504205), (65, 325794), (70, 302523), (78, 271495), (91, 232710), (105, 201682), (130, 162897), (182, 116355), (195, 108598), (210, 100841), (273, 77570), (390, 54299), (455, 46542), (546, 38785), (910, 23271), (1365, 15514), (2730, 7757)]