21596340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{8779}}^1$

素因数の和:8832

約数の個数: 48

約数和(自身を含む): 61951680

約数和(自身を除く): 40355340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 8779, 17558, 26337, 35116, 43895, 52674, 87790, 105348, 131685, 175580, 263370, 359939, 526740, 719878, 1079817, 1439756, 1799695, 2159634, 3599390, 4319268, 5399085, 7198780, 10798170, 21596340]

約数ペア:

[(1, 21596340), (2, 10798170), (3, 7198780), (4, 5399085), (5, 4319268), (6, 3599390), (10, 2159634), (12, 1799695), (15, 1439756), (20, 1079817), (30, 719878), (41, 526740), (60, 359939), (82, 263370), (123, 175580), (164, 131685), (205, 105348), (246, 87790), (410, 52674), (492, 43895), (615, 35116), (820, 26337), (1230, 17558), (2460, 8779)]