21432246

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{557}}^1$

素因数の和:637

約数の個数: 48

約数和(自身を含む): 48090672

約数和(自身を除く): 26658426

約数列:

[1, 2, 3, 6, 11, 22, 33, 53, 66, 106, 121, 159, 242, 318, 363, 557, 583, 726, 1114, 1166, 1671, 1749, 3342, 3498, 6127, 6413, 12254, 12826, 18381, 19239, 29521, 36762, 38478, 59042, 67397, 88563, 134794, 177126, 202191, 324731, 404382, 649462, 974193, 1948386, 3572041, 7144082, 10716123, 21432246]

約数ペア:

[(1, 21432246), (2, 10716123), (3, 7144082), (6, 3572041), (11, 1948386), (22, 974193), (33, 649462), (53, 404382), (66, 324731), (106, 202191), (121, 177126), (159, 134794), (242, 88563), (318, 67397), (363, 59042), (557, 38478), (583, 36762), (726, 29521), (1114, 19239), (1166, 18381), (1671, 12826), (1749, 12254), (3342, 6413), (3498, 6127)]