21166532

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{12109}}^1$

素因数の和:12155

約数の個数: 24

約数和(自身を含む): 40689600

約数和(自身を除く): 19523068

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 437, 874, 1748, 12109, 24218, 48436, 230071, 278507, 460142, 557014, 920284, 1114028, 5291633, 10583266, 21166532]

約数ペア:

[(1, 21166532), (2, 10583266), (4, 5291633), (19, 1114028), (23, 920284), (38, 557014), (46, 460142), (76, 278507), (92, 230071), (437, 48436), (874, 24218), (1748, 12109)]