21753186

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{39841}}^1$

素因数の和:39866

約数の個数: 32

約数和(自身を含む): 53547648

約数和(自身を除く): 31794462

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 39841, 79682, 119523, 239046, 278887, 517933, 557774, 836661, 1035866, 1553799, 1673322, 3107598, 3625531, 7251062, 10876593, 21753186]

約数ペア:

[(1, 21753186), (2, 10876593), (3, 7251062), (6, 3625531), (7, 3107598), (13, 1673322), (14, 1553799), (21, 1035866), (26, 836661), (39, 557774), (42, 517933), (78, 278887), (91, 239046), (182, 119523), (273, 79682), (546, 39841)]