21618156

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4219}}^1$

素因数の和:4294

約数の個数: 48

約数和(自身を含む): 58607360

約数和(自身を除く): 36989204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 61, 84, 122, 183, 244, 366, 427, 732, 854, 1281, 1708, 2562, 4219, 5124, 8438, 12657, 16876, 25314, 29533, 50628, 59066, 88599, 118132, 177198, 257359, 354396, 514718, 772077, 1029436, 1544154, 1801513, 3088308, 3603026, 5404539, 7206052, 10809078, 21618156]

約数ペア:

[(1, 21618156), (2, 10809078), (3, 7206052), (4, 5404539), (6, 3603026), (7, 3088308), (12, 1801513), (14, 1544154), (21, 1029436), (28, 772077), (42, 514718), (61, 354396), (84, 257359), (122, 177198), (183, 118132), (244, 88599), (366, 59066), (427, 50628), (732, 29533), (854, 25314), (1281, 16876), (1708, 12657), (2562, 8438), (4219, 5124)]