21990652293

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{24229}}^1$

素因数の和:24477

約数の個数: 32

約数和(自身を含む): 30871733760

約数和(自身を除く): 8881081467

約数列:

[1, 3, 41, 47, 123, 141, 157, 471, 1927, 5781, 6437, 7379, 19311, 22137, 24229, 72687, 302539, 907617, 993389, 1138763, 2980167, 3416289, 3803953, 11411859, 46689283, 140067849, 155962073, 178785791, 467886219, 536357373, 7330217431, 21990652293]

約数ペア:

[(1, 21990652293), (3, 7330217431), (41, 536357373), (47, 467886219), (123, 178785791), (141, 155962073), (157, 140067849), (471, 46689283), (1927, 11411859), (5781, 3803953), (6437, 3416289), (7379, 2980167), (19311, 1138763), (22137, 993389), (24229, 907617), (72687, 302539)]