21334860

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{39509}}^1$

素因数の和:39527

約数の個数: 48

約数和(自身を含む): 66376800

約数和(自身を除く): 45041940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 39509, 79018, 118527, 158036, 197545, 237054, 355581, 395090, 474108, 592635, 711162, 790180, 1066743, 1185270, 1422324, 1777905, 2133486, 2370540, 3555810, 4266972, 5333715, 7111620, 10667430, 21334860]

約数ペア:

[(1, 21334860), (2, 10667430), (3, 7111620), (4, 5333715), (5, 4266972), (6, 3555810), (9, 2370540), (10, 2133486), (12, 1777905), (15, 1422324), (18, 1185270), (20, 1066743), (27, 790180), (30, 711162), (36, 592635), (45, 474108), (54, 395090), (60, 355581), (90, 237054), (108, 197545), (135, 158036), (180, 118527), (270, 79018), (540, 39509)]