21167308756

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{18461}}^1$

素因数の和:18613

約数の個数: 72

約数和(自身を含む): 42901552512

約数和(自身を除く): 21734243756

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 103, 121, 206, 242, 253, 412, 484, 506, 1012, 1133, 2266, 2369, 2783, 4532, 4738, 5566, 9476, 11132, 12463, 18461, 24926, 26059, 36922, 49852, 52118, 73844, 104236, 203071, 286649, 406142, 424603, 573298, 812284, 849206, 1146596, 1698412, 1901483, 2233781, 3802966, 4467562, 4670633, 7605932, 8935124, 9341266, 18682532, 20916313, 41832626, 43734109, 51376963, 83665252, 87468218, 102753926, 174936436, 205507852, 230079443, 460158886, 481075199, 920317772, 962150398, 1924300796, 5291827189, 10583654378, 21167308756]

約数ペア:

[(1, 21167308756), (2, 10583654378), (4, 5291827189), (11, 1924300796), (22, 962150398), (23, 920317772), (44, 481075199), (46, 460158886), (92, 230079443), (103, 205507852), (121, 174936436), (206, 102753926), (242, 87468218), (253, 83665252), (412, 51376963), (484, 43734109), (506, 41832626), (1012, 20916313), (1133, 18682532), (2266, 9341266), (2369, 8935124), (2783, 7605932), (4532, 4670633), (4738, 4467562), (5566, 3802966), (9476, 2233781), (11132, 1901483), (12463, 1698412), (18461, 1146596), (24926, 849206), (26059, 812284), (36922, 573298), (49852, 424603), (52118, 406142), (73844, 286649), (104236, 203071)]