21997740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{1601}}^1$

素因数の和:1842

約数の個数: 48

約数和(自身を含む): 61901280

約数和(自身を除く): 39903540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 229, 458, 687, 916, 1145, 1374, 1601, 2290, 2748, 3202, 3435, 4580, 4803, 6404, 6870, 8005, 9606, 13740, 16010, 19212, 24015, 32020, 48030, 96060, 366629, 733258, 1099887, 1466516, 1833145, 2199774, 3666290, 4399548, 5499435, 7332580, 10998870, 21997740]

約数ペア:

[(1, 21997740), (2, 10998870), (3, 7332580), (4, 5499435), (5, 4399548), (6, 3666290), (10, 2199774), (12, 1833145), (15, 1466516), (20, 1099887), (30, 733258), (60, 366629), (229, 96060), (458, 48030), (687, 32020), (916, 24015), (1145, 19212), (1374, 16010), (1601, 13740), (2290, 9606), (2748, 8005), (3202, 6870), (3435, 6404), (4580, 4803)]