21001348

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{3461}}^1$

素因数の和:3543

約数の個数: 24

約数和(自身を含む): 38677464

約数和(自身を除く): 17676116

約数列:

[1, 2, 4, 37, 41, 74, 82, 148, 164, 1517, 3034, 3461, 6068, 6922, 13844, 128057, 141901, 256114, 283802, 512228, 567604, 5250337, 10500674, 21001348]

約数ペア:

[(1, 21001348), (2, 10500674), (4, 5250337), (37, 567604), (41, 512228), (74, 283802), (82, 256114), (148, 141901), (164, 128057), (1517, 13844), (3034, 6922), (3461, 6068)]