21326970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2477}}^1$

素因数の和:2535

約数の個数: 64

約数和(自身を含む): 59947776

約数和(自身を除く): 38620806

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 41, 42, 70, 82, 105, 123, 205, 210, 246, 287, 410, 574, 615, 861, 1230, 1435, 1722, 2477, 2870, 4305, 4954, 7431, 8610, 12385, 14862, 17339, 24770, 34678, 37155, 52017, 74310, 86695, 101557, 104034, 173390, 203114, 260085, 304671, 507785, 520170, 609342, 710899, 1015570, 1421798, 1523355, 2132697, 3046710, 3554495, 4265394, 7108990, 10663485, 21326970]

約数ペア:

[(1, 21326970), (2, 10663485), (3, 7108990), (5, 4265394), (6, 3554495), (7, 3046710), (10, 2132697), (14, 1523355), (15, 1421798), (21, 1015570), (30, 710899), (35, 609342), (41, 520170), (42, 507785), (70, 304671), (82, 260085), (105, 203114), (123, 173390), (205, 104034), (210, 101557), (246, 86695), (287, 74310), (410, 52017), (574, 37155), (615, 34678), (861, 24770), (1230, 17339), (1435, 14862), (1722, 12385), (2477, 8610), (2870, 7431), (4305, 4954)]