21317832

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{9551}}^1$

素因数の和:9594

約数の個数: 48

約数和(自身を含む): 59604480

約数和(自身を除く): 38286648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 72, 93, 124, 186, 248, 279, 372, 558, 744, 1116, 2232, 9551, 19102, 28653, 38204, 57306, 76408, 85959, 114612, 171918, 229224, 296081, 343836, 592162, 687672, 888243, 1184324, 1776486, 2368648, 2664729, 3552972, 5329458, 7105944, 10658916, 21317832]

約数ペア:

[(1, 21317832), (2, 10658916), (3, 7105944), (4, 5329458), (6, 3552972), (8, 2664729), (9, 2368648), (12, 1776486), (18, 1184324), (24, 888243), (31, 687672), (36, 592162), (62, 343836), (72, 296081), (93, 229224), (124, 171918), (186, 114612), (248, 85959), (279, 76408), (372, 57306), (558, 38204), (744, 28653), (1116, 19102), (2232, 9551)]