21500766

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{170641}}^1$

素因数の和:170656

約数の個数: 24

約数和(自身を含む): 53240304

約数和(自身を除く): 31739538

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 170641, 341282, 511923, 1023846, 1194487, 1535769, 2388974, 3071538, 3583461, 7166922, 10750383, 21500766]

約数ペア:

[(1, 21500766), (2, 10750383), (3, 7166922), (6, 3583461), (7, 3071538), (9, 2388974), (14, 1535769), (18, 1194487), (21, 1023846), (42, 511923), (63, 341282), (126, 170641)]