214916961

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{10163}}^1$

素因数の和:10245

約数の個数: 32

約数和(自身を含む): 351267840

約数和(自身を除く): 136350879

約数列:

[1, 3, 7, 19, 21, 53, 57, 133, 159, 371, 399, 1007, 1113, 3021, 7049, 10163, 21147, 30489, 71141, 193097, 213423, 538639, 579291, 1351679, 1615917, 3770473, 4055037, 10234141, 11311419, 30702423, 71638987, 214916961]

約数ペア:

[(1, 214916961), (3, 71638987), (7, 30702423), (19, 11311419), (21, 10234141), (53, 4055037), (57, 3770473), (133, 1615917), (159, 1351679), (371, 579291), (399, 538639), (1007, 213423), (1113, 193097), (3021, 71141), (7049, 30489), (10163, 21147)]