21892000

素因数分解:

$2^5\times 5^3\times {\mathrm{13}}^1\times {\mathrm{421}}^1$

素因数の和:459

約数の個数: 96

約数和(自身を含む): 58063824

約数和(自身を除く): 36171824

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 125, 130, 160, 200, 208, 250, 260, 325, 400, 416, 421, 500, 520, 650, 800, 842, 1000, 1040, 1300, 1625, 1684, 2000, 2080, 2105, 2600, 3250, 3368, 4000, 4210, 5200, 5473, 6500, 6736, 8420, 10400, 10525, 10946, 13000, 13472, 16840, 21050, 21892, 26000, 27365, 33680, 42100, 43784, 52000, 52625, 54730, 67360, 84200, 87568, 105250, 109460, 136825, 168400, 175136, 210500, 218920, 273650, 336800, 421000, 437840, 547300, 684125, 842000, 875680, 1094600, 1368250, 1684000, 2189200, 2736500, 4378400, 5473000, 10946000, 21892000]

約数ペア:

[(1, 21892000), (2, 10946000), (4, 5473000), (5, 4378400), (8, 2736500), (10, 2189200), (13, 1684000), (16, 1368250), (20, 1094600), (25, 875680), (26, 842000), (32, 684125), (40, 547300), (50, 437840), (52, 421000), (65, 336800), (80, 273650), (100, 218920), (104, 210500), (125, 175136), (130, 168400), (160, 136825), (200, 109460), (208, 105250), (250, 87568), (260, 84200), (325, 67360), (400, 54730), (416, 52625), (421, 52000), (500, 43784), (520, 42100), (650, 33680), (800, 27365), (842, 26000), (1000, 21892), (1040, 21050), (1300, 16840), (1625, 13472), (1684, 13000), (2000, 10946), (2080, 10525), (2105, 10400), (2600, 8420), (3250, 6736), (3368, 6500), (4000, 5473), (4210, 5200)]