21485516539

素因数分解:

${\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{87133}}^1$

素因数の和:87378

約数の個数: 16

約数和(自身を含む): 22886267904

約数和(自身を除く): 1400751365

約数列:

[1, 23, 71, 151, 1633, 3473, 10721, 87133, 246583, 2004059, 6186443, 13157083, 142288189, 302612909, 934152893, 21485516539]

約数ペア:

[(1, 21485516539), (23, 934152893), (71, 302612909), (151, 142288189), (1633, 13157083), (3473, 6186443), (10721, 2004059), (87133, 246583)]