21467110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{4201}}^1$

素因数の和:4288

約数の個数: 32

約数和(自身を含む): 44776512

約数和(自身を除く): 23309402

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 73, 146, 365, 511, 730, 1022, 2555, 4201, 5110, 8402, 21005, 29407, 42010, 58814, 147035, 294070, 306673, 613346, 1533365, 2146711, 3066730, 4293422, 10733555, 21467110]

約数ペア:

[(1, 21467110), (2, 10733555), (5, 4293422), (7, 3066730), (10, 2146711), (14, 1533365), (35, 613346), (70, 306673), (73, 294070), (146, 147035), (365, 58814), (511, 42010), (730, 29407), (1022, 21005), (2555, 8402), (4201, 5110)]