21550139415

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{4519}}^1\times {\mathrm{15139}}^1$

素因数の和:19676

約数の個数: 48

約数和(自身を含む): 42702067200

約数和(自身を除く): 21151927785

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 4519, 13557, 15139, 22595, 31633, 40671, 45417, 67785, 75695, 94899, 105973, 136251, 158165, 203355, 227085, 284697, 317919, 474495, 529865, 681255, 953757, 1423485, 1589595, 4768785, 68413141, 205239423, 342065705, 478891987, 615718269, 1026197115, 1436675961, 2394459935, 3078591345, 4310027883, 7183379805, 21550139415]

約数ペア:

[(1, 21550139415), (3, 7183379805), (5, 4310027883), (7, 3078591345), (9, 2394459935), (15, 1436675961), (21, 1026197115), (35, 615718269), (45, 478891987), (63, 342065705), (105, 205239423), (315, 68413141), (4519, 4768785), (13557, 1589595), (15139, 1423485), (22595, 953757), (31633, 681255), (40671, 529865), (45417, 474495), (67785, 317919), (75695, 284697), (94899, 227085), (105973, 203355), (136251, 158165)]