21142112

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{10831}}^1$

素因数の和:10902

約数の個数: 24

約数和(自身を含む): 42309792

約数和(自身を除く): 21167680

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 244, 488, 976, 1952, 10831, 21662, 43324, 86648, 173296, 346592, 660691, 1321382, 2642764, 5285528, 10571056, 21142112]

約数ペア:

[(1, 21142112), (2, 10571056), (4, 5285528), (8, 2642764), (16, 1321382), (32, 660691), (61, 346592), (122, 173296), (244, 86648), (488, 43324), (976, 21662), (1952, 10831)]