21796348

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{25111}}^1$

素因数の和:25153

約数の個数: 24

約数和(自身を含む): 45000704

約数和(自身を除く): 23204356

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 25111, 50222, 100444, 175777, 351554, 703108, 778441, 1556882, 3113764, 5449087, 10898174, 21796348]

約数ペア:

[(1, 21796348), (2, 10898174), (4, 5449087), (7, 3113764), (14, 1556882), (28, 778441), (31, 703108), (62, 351554), (124, 175777), (217, 100444), (434, 50222), (868, 25111)]