21965608

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{12653}}^1$

素因数の和:12697

約数の個数: 32

約数和(自身を含む): 48591360

約数和(自身を除く): 26625752

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 12653, 25306, 50612, 88571, 101224, 177142, 354284, 392243, 708568, 784486, 1568972, 2745701, 3137944, 5491402, 10982804, 21965608]

約数ペア:

[(1, 21965608), (2, 10982804), (4, 5491402), (7, 3137944), (8, 2745701), (14, 1568972), (28, 784486), (31, 708568), (56, 392243), (62, 354284), (124, 177142), (217, 101224), (248, 88571), (434, 50612), (868, 25306), (1736, 12653)]