21167992456

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{3329}}^1\times {\mathrm{61141}}^1$

素因数の和:64489

約数の個数: 32

約数和(自身を含む): 42756600600

約数和(自身を除く): 21588608144

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 3329, 6658, 13316, 26632, 43277, 61141, 86554, 122282, 173108, 244564, 346216, 489128, 794833, 1589666, 3179332, 6358664, 203538389, 407076778, 814153556, 1628307112, 2645999057, 5291998114, 10583996228, 21167992456]

約数ペア:

[(1, 21167992456), (2, 10583996228), (4, 5291998114), (8, 2645999057), (13, 1628307112), (26, 814153556), (52, 407076778), (104, 203538389), (3329, 6358664), (6658, 3179332), (13316, 1589666), (26632, 794833), (43277, 489128), (61141, 346216), (86554, 244564), (122282, 173108)]