21327831356

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{6871}}^1\times {\mathrm{59693}}^1$

素因数の和:66581

約数の個数: 24

約数和(自身を含む): 40201282464

約数和(自身を除く): 18873451108

約数列:

[1, 2, 4, 13, 26, 52, 6871, 13742, 27484, 59693, 89323, 119386, 178646, 238772, 357292, 776009, 1552018, 3104036, 410150603, 820301206, 1640602412, 5331957839, 10663915678, 21327831356]

約数ペア:

[(1, 21327831356), (2, 10663915678), (4, 5331957839), (13, 1640602412), (26, 820301206), (52, 410150603), (6871, 3104036), (13742, 1552018), (27484, 776009), (59693, 357292), (89323, 238772), (119386, 178646)]