21122712

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{22567}}^1$

素因数の和:22592

約数の個数: 48

約数和(自身を含む): 61610640

約数和(自身を除く): 40487928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 22567, 45134, 67701, 90268, 135402, 180536, 203103, 270804, 293371, 406206, 541608, 586742, 812412, 880113, 1173484, 1624824, 1760226, 2346968, 2640339, 3520452, 5280678, 7040904, 10561356, 21122712]

約数ペア:

[(1, 21122712), (2, 10561356), (3, 7040904), (4, 5280678), (6, 3520452), (8, 2640339), (9, 2346968), (12, 1760226), (13, 1624824), (18, 1173484), (24, 880113), (26, 812412), (36, 586742), (39, 541608), (52, 406206), (72, 293371), (78, 270804), (104, 203103), (117, 180536), (156, 135402), (234, 90268), (312, 67701), (468, 45134), (936, 22567)]