21576088

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{337}}^1$

素因数の和:547

約数の個数: 32

約数和(自身を含む): 41614560

約数和(自身を除く): 20038472

約数列:

[1, 2, 4, 8, 53, 106, 151, 212, 302, 337, 424, 604, 674, 1208, 1348, 2696, 8003, 16006, 17861, 32012, 35722, 50887, 64024, 71444, 101774, 142888, 203548, 407096, 2697011, 5394022, 10788044, 21576088]

約数ペア:

[(1, 21576088), (2, 10788044), (4, 5394022), (8, 2697011), (53, 407096), (106, 203548), (151, 142888), (212, 101774), (302, 71444), (337, 64024), (424, 50887), (604, 35722), (674, 32012), (1208, 17861), (1348, 16006), (2696, 8003)]