21674032

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:541

約数の個数: 40

約数和(自身を含む): 43590960

約数和(自身を除く): 21916928

約数列:

[1, 2, 4, 8, 16, 53, 61, 106, 122, 212, 244, 419, 424, 488, 838, 848, 976, 1676, 3233, 3352, 6466, 6704, 12932, 22207, 25559, 25864, 44414, 51118, 51728, 88828, 102236, 177656, 204472, 355312, 408944, 1354627, 2709254, 5418508, 10837016, 21674032]

約数ペア:

[(1, 21674032), (2, 10837016), (4, 5418508), (8, 2709254), (16, 1354627), (53, 408944), (61, 355312), (106, 204472), (122, 177656), (212, 102236), (244, 88828), (419, 51728), (424, 51118), (488, 44414), (838, 25864), (848, 25559), (976, 22207), (1676, 12932), (3233, 6704), (3352, 6466)]