21102952

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{6997}}^1$

素因数の和:7045

約数の個数: 32

約数和(自身を含む): 44087400

約数和(自身を除く): 22984448

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 104, 116, 232, 377, 754, 1508, 3016, 6997, 13994, 27988, 55976, 90961, 181922, 202913, 363844, 405826, 727688, 811652, 1623304, 2637869, 5275738, 10551476, 21102952]

約数ペア:

[(1, 21102952), (2, 10551476), (4, 5275738), (8, 2637869), (13, 1623304), (26, 811652), (29, 727688), (52, 405826), (58, 363844), (104, 202913), (116, 181922), (232, 90961), (377, 55976), (754, 27988), (1508, 13994), (3016, 6997)]