21772504

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{7219}}^1$

素因数の和:7267

約数の個数: 32

約数和(自身を含む): 45486000

約数和(自身を除く): 23713496

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 104, 116, 232, 377, 754, 1508, 3016, 7219, 14438, 28876, 57752, 93847, 187694, 209351, 375388, 418702, 750776, 837404, 1674808, 2721563, 5443126, 10886252, 21772504]

約数ペア:

[(1, 21772504), (2, 10886252), (4, 5443126), (8, 2721563), (13, 1674808), (26, 837404), (29, 750776), (52, 418702), (58, 375388), (104, 209351), (116, 187694), (232, 93847), (377, 57752), (754, 28876), (1508, 14438), (3016, 7219)]