21461636800

素因数分解:

$2^6\times 5^2\times {\mathrm{13413523}}^1$

素因数の和:13413545

約数の個数: 42

約数和(自身を含む): 52809043988

約数和(自身を除く): 31347407188

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 13413523, 26827046, 53654092, 67067615, 107308184, 134135230, 214616368, 268270460, 335338075, 429232736, 536540920, 670676150, 858465472, 1073081840, 1341352300, 2146163680, 2682704600, 4292327360, 5365409200, 10730818400, 21461636800]

約数ペア:

[(1, 21461636800), (2, 10730818400), (4, 5365409200), (5, 4292327360), (8, 2682704600), (10, 2146163680), (16, 1341352300), (20, 1073081840), (25, 858465472), (32, 670676150), (40, 536540920), (50, 429232736), (64, 335338075), (80, 268270460), (100, 214616368), (160, 134135230), (200, 107308184), (320, 67067615), (400, 53654092), (800, 26827046), (1600, 13413523)]