21262150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4673}}^1$

素因数の和:4705

約数の個数: 48

約数和(自身を含む): 48684384

約数和(自身を除く): 27422234

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 175, 182, 325, 350, 455, 650, 910, 2275, 4550, 4673, 9346, 23365, 32711, 46730, 60749, 65422, 116825, 121498, 163555, 233650, 303745, 327110, 425243, 607490, 817775, 850486, 1518725, 1635550, 2126215, 3037450, 4252430, 10631075, 21262150]

約数ペア:

[(1, 21262150), (2, 10631075), (5, 4252430), (7, 3037450), (10, 2126215), (13, 1635550), (14, 1518725), (25, 850486), (26, 817775), (35, 607490), (50, 425243), (65, 327110), (70, 303745), (91, 233650), (130, 163555), (175, 121498), (182, 116825), (325, 65422), (350, 60749), (455, 46730), (650, 32711), (910, 23365), (2275, 9346), (4550, 4673)]