21943484

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{1163}}^1$

素因数の和:1309

約数の個数: 24

約数和(自身を含む): 39599280

約数和(自身を除く): 17655796

約数列:

[1, 2, 4, 53, 89, 106, 178, 212, 356, 1163, 2326, 4652, 4717, 9434, 18868, 61639, 103507, 123278, 207014, 246556, 414028, 5485871, 10971742, 21943484]

約数ペア:

[(1, 21943484), (2, 10971742), (4, 5485871), (53, 414028), (89, 246556), (106, 207014), (178, 123278), (212, 103507), (356, 61639), (1163, 18868), (2326, 9434), (4652, 4717)]