21745152002

素因数分解:

$2^1\times 7^1\times {\mathrm{2477}}^1\times {\mathrm{627059}}^1$

素因数の和:629545

約数の個数: 16

約数和(自身を含む): 37292512320

約数和(自身を除く): 15547360318

約数列:

[1, 2, 7, 14, 2477, 4954, 17339, 34678, 627059, 1254118, 4389413, 8778826, 1553225143, 3106450286, 10872576001, 21745152002]

約数ペア:

[(1, 21745152002), (2, 10872576001), (7, 3106450286), (14, 1553225143), (2477, 8778826), (4954, 4389413), (17339, 1254118), (34678, 627059)]