21193962

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{733}}^1$

素因数の和:878

約数の個数: 32

約数和(自身を含む): 43687680

約数和(自身を除く): 22493718

約数列:

[1, 2, 3, 6, 61, 79, 122, 158, 183, 237, 366, 474, 733, 1466, 2199, 4398, 4819, 9638, 14457, 28914, 44713, 57907, 89426, 115814, 134139, 173721, 268278, 347442, 3532327, 7064654, 10596981, 21193962]

約数ペア:

[(1, 21193962), (2, 10596981), (3, 7064654), (6, 3532327), (61, 347442), (79, 268278), (122, 173721), (158, 134139), (183, 115814), (237, 89426), (366, 57907), (474, 44713), (733, 28914), (1466, 14457), (2199, 9638), (4398, 4819)]