21167116838

素因数分解:

$2^1\times 7^1\times {\mathrm{75217}}^1\times {\mathrm{20101}}^1$

素因数の和:95327

約数の個数: 16

約数和(自身を含む): 36288773664

約数和(自身を除く): 15121656826

約数列:

[1, 2, 7, 14, 20101, 40202, 75217, 140707, 150434, 281414, 526519, 1053038, 1511936917, 3023873834, 10583558419, 21167116838]

約数ペア:

[(1, 21167116838), (2, 10583558419), (7, 3023873834), (14, 1511936917), (20101, 1053038), (40202, 526519), (75217, 281414), (140707, 150434)]