21000377062

素因数分解:

$2^1\times 7^1\times {\mathrm{821}}^1\times {\mathrm{1163}}^1\times {\mathrm{1571}}^1$

素因数の和:3564

約数の個数: 32

約数和(自身を含む): 36098452224

約数和(自身を除く): 15098075162

約数列:

[1, 2, 7, 14, 821, 1163, 1571, 1642, 2326, 3142, 5747, 8141, 10997, 11494, 16282, 21994, 954823, 1289791, 1827073, 1909646, 2579582, 3654146, 6683761, 9028537, 12789511, 13367522, 18057074, 25579022, 1500026933, 3000053866, 10500188531, 21000377062]

約数ペア:

[(1, 21000377062), (2, 10500188531), (7, 3000053866), (14, 1500026933), (821, 25579022), (1163, 18057074), (1571, 13367522), (1642, 12789511), (2326, 9028537), (3142, 6683761), (5747, 3654146), (8141, 2579582), (10997, 1909646), (11494, 1827073), (16282, 1289791), (21994, 954823)]