21230544

素因数分解:

$2^4\times 3^1\times {\mathrm{401}}^1\times {\mathrm{1103}}^1$

素因数の和:1515

約数の個数: 40

約数和(自身を含む): 55032192

約数和(自身を除く): 33801648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 401, 802, 1103, 1203, 1604, 2206, 2406, 3208, 3309, 4412, 4812, 6416, 6618, 8824, 9624, 13236, 17648, 19248, 26472, 52944, 442303, 884606, 1326909, 1769212, 2653818, 3538424, 5307636, 7076848, 10615272, 21230544]

約数ペア:

[(1, 21230544), (2, 10615272), (3, 7076848), (4, 5307636), (6, 3538424), (8, 2653818), (12, 1769212), (16, 1326909), (24, 884606), (48, 442303), (401, 52944), (802, 26472), (1103, 19248), (1203, 17648), (1604, 13236), (2206, 9624), (2406, 8824), (3208, 6618), (3309, 6416), (4412, 4812)]