21705396

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{1033}}^1$

素因数の和:1160

約数の個数: 48

約数和(自身を含む): 54198144

約数和(自身を除く): 32492748

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 103, 204, 206, 309, 412, 618, 1033, 1236, 1751, 2066, 3099, 3502, 4132, 5253, 6198, 7004, 10506, 12396, 17561, 21012, 35122, 52683, 70244, 105366, 106399, 210732, 212798, 319197, 425596, 638394, 1276788, 1808783, 3617566, 5426349, 7235132, 10852698, 21705396]

約数ペア:

[(1, 21705396), (2, 10852698), (3, 7235132), (4, 5426349), (6, 3617566), (12, 1808783), (17, 1276788), (34, 638394), (51, 425596), (68, 319197), (102, 212798), (103, 210732), (204, 106399), (206, 105366), (309, 70244), (412, 52683), (618, 35122), (1033, 21012), (1236, 17561), (1751, 12396), (2066, 10506), (3099, 7004), (3502, 6198), (4132, 5253)]