21309132

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{5939}}^1$

素因数の和:5982

約数の個数: 48

約数和(自身を含む): 55883520

約数和(自身を除く): 34574388

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 46, 52, 69, 78, 92, 138, 156, 276, 299, 598, 897, 1196, 1794, 3588, 5939, 11878, 17817, 23756, 35634, 71268, 77207, 136597, 154414, 231621, 273194, 308828, 409791, 463242, 546388, 819582, 926484, 1639164, 1775761, 3551522, 5327283, 7103044, 10654566, 21309132]

約数ペア:

[(1, 21309132), (2, 10654566), (3, 7103044), (4, 5327283), (6, 3551522), (12, 1775761), (13, 1639164), (23, 926484), (26, 819582), (39, 546388), (46, 463242), (52, 409791), (69, 308828), (78, 273194), (92, 231621), (138, 154414), (156, 136597), (276, 77207), (299, 71268), (598, 35634), (897, 23756), (1196, 17817), (1794, 11878), (3588, 5939)]