21501972

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{19267}}^1$

素因数の和:19308

約数の個数: 36

約数和(自身を含む): 56108416

約数和(自身を除く): 34606444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 19267, 38534, 57801, 77068, 115602, 173403, 231204, 346806, 597277, 693612, 1194554, 1791831, 2389108, 3583662, 5375493, 7167324, 10750986, 21501972]

約数ペア:

[(1, 21501972), (2, 10750986), (3, 7167324), (4, 5375493), (6, 3583662), (9, 2389108), (12, 1791831), (18, 1194554), (31, 693612), (36, 597277), (62, 346806), (93, 231204), (124, 173403), (186, 115602), (279, 77068), (372, 57801), (558, 38534), (1116, 19267)]