21934575

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{7499}}^1$

素因数の和:7528

約数の個数: 36

約数和(自身を含む): 42315000

約数和(自身を除く): 20380425

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 195, 225, 325, 585, 975, 2925, 7499, 22497, 37495, 67491, 97487, 112485, 187475, 292461, 337455, 487435, 562425, 877383, 1462305, 1687275, 2437175, 4386915, 7311525, 21934575]

約数ペア:

[(1, 21934575), (3, 7311525), (5, 4386915), (9, 2437175), (13, 1687275), (15, 1462305), (25, 877383), (39, 562425), (45, 487435), (65, 337455), (75, 292461), (117, 187475), (195, 112485), (225, 97487), (325, 67491), (585, 37495), (975, 22497), (2925, 7499)]