21680742

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{1601}}^1$

素因数の和:1704

約数の個数: 32

約数和(自身を含む): 45291744

約数和(自身を除く): 23611002

約数列:

[1, 2, 3, 6, 37, 61, 74, 111, 122, 183, 222, 366, 1601, 2257, 3202, 4514, 4803, 6771, 9606, 13542, 59237, 97661, 118474, 177711, 195322, 292983, 355422, 585966, 3613457, 7226914, 10840371, 21680742]

約数ペア:

[(1, 21680742), (2, 10840371), (3, 7226914), (6, 3613457), (37, 585966), (61, 355422), (74, 292983), (111, 195322), (122, 177711), (183, 118474), (222, 97661), (366, 59237), (1601, 13542), (2257, 9606), (3202, 6771), (4514, 4803)]