21500442

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{13421}}^1$

素因数の和:13518

約数の個数: 24

約数和(自身を含む): 47111220

約数和(自身を除く): 25610778

約数列:

[1, 2, 3, 6, 9, 18, 89, 178, 267, 534, 801, 1602, 13421, 26842, 40263, 80526, 120789, 241578, 1194469, 2388938, 3583407, 7166814, 10750221, 21500442]

約数ペア:

[(1, 21500442), (2, 10750221), (3, 7166814), (6, 3583407), (9, 2388938), (18, 1194469), (89, 241578), (178, 120789), (267, 80526), (534, 40263), (801, 26842), (1602, 13421)]