21813974

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4133}}^1$

素因数の和:4184

約数の個数: 32

約数和(自身を含む): 41670720

約数和(自身を除く): 19856746

約数列:

[1, 2, 7, 13, 14, 26, 29, 58, 91, 182, 203, 377, 406, 754, 2639, 4133, 5278, 8266, 28931, 53729, 57862, 107458, 119857, 239714, 376103, 752206, 838999, 1558141, 1677998, 3116282, 10906987, 21813974]

約数ペア:

[(1, 21813974), (2, 10906987), (7, 3116282), (13, 1677998), (14, 1558141), (26, 838999), (29, 752206), (58, 376103), (91, 239714), (182, 119857), (203, 107458), (377, 57862), (406, 53729), (754, 28931), (2639, 8266), (4133, 5278)]