21445761

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{4651}}^1$

素因数の和:4736

約数の個数: 16

約数和(自身を含む): 30144960

約数和(自身を除く): 8699199

約数列:

[1, 3, 29, 53, 87, 159, 1537, 4611, 4651, 13953, 134879, 246503, 404637, 739509, 7148587, 21445761]

約数ペア:

[(1, 21445761), (3, 7148587), (29, 739509), (53, 404637), (87, 246503), (159, 134879), (1537, 13953), (4611, 4651)]