21651112

素因数分解:

$2^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{6553}}^1$

素因数の和:6625

約数の個数: 32

約数和(自身を含む): 47188800

約数和(自身を除く): 25537688

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 59, 118, 236, 413, 472, 826, 1652, 3304, 6553, 13106, 26212, 45871, 52424, 91742, 183484, 366968, 386627, 773254, 1546508, 2706389, 3093016, 5412778, 10825556, 21651112]

約数ペア:

[(1, 21651112), (2, 10825556), (4, 5412778), (7, 3093016), (8, 2706389), (14, 1546508), (28, 773254), (56, 386627), (59, 366968), (118, 183484), (236, 91742), (413, 52424), (472, 45871), (826, 26212), (1652, 13106), (3304, 6553)]