21630892

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{6619}}^1$

素因数の和:6685

約数の個数: 24

約数和(自身を含む): 40779200

約数和(自身を除く): 19148308

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 6619, 13238, 26476, 125761, 251522, 284617, 503044, 569234, 1138468, 5407723, 10815446, 21630892]

約数ペア:

[(1, 21630892), (2, 10815446), (4, 5407723), (19, 1138468), (38, 569234), (43, 503044), (76, 284617), (86, 251522), (172, 125761), (817, 26476), (1634, 13238), (3268, 6619)]