21503652

素因数分解:

$2^2\times 3^1\times {\mathrm{661}}^1\times {\mathrm{2711}}^1$

素因数の和:3379

約数の個数: 24

約数和(自身を含む): 50269632

約数和(自身を除く): 28765980

約数列:

[1, 2, 3, 4, 6, 12, 661, 1322, 1983, 2644, 2711, 3966, 5422, 7932, 8133, 10844, 16266, 32532, 1791971, 3583942, 5375913, 7167884, 10751826, 21503652]

約数ペア:

[(1, 21503652), (2, 10751826), (3, 7167884), (4, 5375913), (6, 3583942), (12, 1791971), (661, 32532), (1322, 16266), (1983, 10844), (2644, 8133), (2711, 7932), (3966, 5422)]