21892890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{461}}^1\times {\mathrm{1583}}^1$

素因数の和:2054

約数の個数: 32

約数和(自身を含む): 52690176

約数和(自身を除く): 30797286

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 461, 922, 1383, 1583, 2305, 2766, 3166, 4610, 4749, 6915, 7915, 9498, 13830, 15830, 23745, 47490, 729763, 1459526, 2189289, 3648815, 4378578, 7297630, 10946445, 21892890]

約数ペア:

[(1, 21892890), (2, 10946445), (3, 7297630), (5, 4378578), (6, 3648815), (10, 2189289), (15, 1459526), (30, 729763), (461, 47490), (922, 23745), (1383, 15830), (1583, 13830), (2305, 9498), (2766, 7915), (3166, 6915), (4610, 4749)]