21680646

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{1163}}^1$

素因数の和:1420

約数の個数: 32

約数和(自身を含む): 46932480

約数和(自身を除く): 25251834

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 239, 478, 717, 1163, 1434, 2326, 3107, 3489, 6214, 6978, 9321, 15119, 18642, 30238, 45357, 90714, 277957, 555914, 833871, 1667742, 3613441, 7226882, 10840323, 21680646]

約数ペア:

[(1, 21680646), (2, 10840323), (3, 7226882), (6, 3613441), (13, 1667742), (26, 833871), (39, 555914), (78, 277957), (239, 90714), (478, 45357), (717, 30238), (1163, 18642), (1434, 15119), (2326, 9321), (3107, 6978), (3489, 6214)]