20210498108

素因数分解:

$2^2\times {\mathrm{137}}^1\times {\mathrm{199}}^1\times {\mathrm{241}}^1\times {\mathrm{769}}^1$

素因数の和:1350

約数の個数: 48

約数和(自身を含む): 36000888000

約数和(自身を除く): 15790389892

約数列:

[1, 2, 4, 137, 199, 241, 274, 398, 482, 548, 769, 796, 964, 1538, 3076, 27263, 33017, 47959, 54526, 66034, 95918, 105353, 109052, 132068, 153031, 185329, 191836, 210706, 306062, 370658, 421412, 612124, 741316, 6570383, 13140766, 20965247, 25390073, 26281532, 36880471, 41930494, 50780146, 73760942, 83860988, 101560292, 147521884, 5052624527, 10105249054, 20210498108]

約数ペア:

[(1, 20210498108), (2, 10105249054), (4, 5052624527), (137, 147521884), (199, 101560292), (241, 83860988), (274, 73760942), (398, 50780146), (482, 41930494), (548, 36880471), (769, 26281532), (796, 25390073), (964, 20965247), (1538, 13140766), (3076, 6570383), (27263, 741316), (33017, 612124), (47959, 421412), (54526, 370658), (66034, 306062), (95918, 210706), (105353, 191836), (109052, 185329), (132068, 153031)]