21528312

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{69001}}^1$

素因数の和:69023

約数の個数: 32

約数和(自身を含む): 57961680

約数和(自身を除く): 36433368

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 69001, 138002, 207003, 276004, 414006, 552008, 828012, 897013, 1656024, 1794026, 2691039, 3588052, 5382078, 7176104, 10764156, 21528312]

約数ペア:

[(1, 21528312), (2, 10764156), (3, 7176104), (4, 5382078), (6, 3588052), (8, 2691039), (12, 1794026), (13, 1656024), (24, 897013), (26, 828012), (39, 552008), (52, 414006), (78, 276004), (104, 207003), (156, 138002), (312, 69001)]