21196590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{907}}^1$

素因数の和:977

約数の個数: 64

約数和(自身を含む): 54915840

約数和(自身を除く): 33719250

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 41, 57, 82, 95, 114, 123, 190, 205, 246, 285, 410, 570, 615, 779, 907, 1230, 1558, 1814, 2337, 2721, 3895, 4535, 4674, 5442, 7790, 9070, 11685, 13605, 17233, 23370, 27210, 34466, 37187, 51699, 74374, 86165, 103398, 111561, 172330, 185935, 223122, 258495, 371870, 516990, 557805, 706553, 1115610, 1413106, 2119659, 3532765, 4239318, 7065530, 10598295, 21196590]

約数ペア:

[(1, 21196590), (2, 10598295), (3, 7065530), (5, 4239318), (6, 3532765), (10, 2119659), (15, 1413106), (19, 1115610), (30, 706553), (38, 557805), (41, 516990), (57, 371870), (82, 258495), (95, 223122), (114, 185935), (123, 172330), (190, 111561), (205, 103398), (246, 86165), (285, 74374), (410, 51699), (570, 37187), (615, 34466), (779, 27210), (907, 23370), (1230, 17233), (1558, 13605), (1814, 11685), (2337, 9070), (2721, 7790), (3895, 5442), (4535, 4674)]