21518136

素因数分解:

$2^3\times 3^5\times {\mathrm{11069}}^1$

素因数の和:11090

約数の個数: 48

約数和(自身を含む): 60442200

約数和(自身を除く): 38924064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 11069, 22138, 33207, 44276, 66414, 88552, 99621, 132828, 199242, 265656, 298863, 398484, 597726, 796968, 896589, 1195452, 1793178, 2390904, 2689767, 3586356, 5379534, 7172712, 10759068, 21518136]

約数ペア:

[(1, 21518136), (2, 10759068), (3, 7172712), (4, 5379534), (6, 3586356), (8, 2689767), (9, 2390904), (12, 1793178), (18, 1195452), (24, 896589), (27, 796968), (36, 597726), (54, 398484), (72, 298863), (81, 265656), (108, 199242), (162, 132828), (216, 99621), (243, 88552), (324, 66414), (486, 44276), (648, 33207), (972, 22138), (1944, 11069)]