21521324494

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1\times {\mathrm{17107}}^1$

素因数の和:17440

約数の個数: 32

約数和(自身を含む): 33819641856

約数和(自身を除く): 12298317362

約数列:

[1, 2, 31, 62, 103, 197, 206, 394, 3193, 6107, 6386, 12214, 17107, 20291, 34214, 40582, 530317, 629021, 1060634, 1258042, 1762021, 3370079, 3524042, 6740158, 54622651, 104472449, 109245302, 208944898, 347118137, 694236274, 10760662247, 21521324494]

約数ペア:

[(1, 21521324494), (2, 10760662247), (31, 694236274), (62, 347118137), (103, 208944898), (197, 109245302), (206, 104472449), (394, 54622651), (3193, 6740158), (6107, 3524042), (6386, 3370079), (12214, 1762021), (17107, 1258042), (20291, 1060634), (34214, 629021), (40582, 530317)]