21642012

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{28627}}^1$

素因数の和:28647

約数の個数: 48

約数和(自身を含む): 64126720

約数和(自身を除く): 42484708

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 28627, 57254, 85881, 114508, 171762, 200389, 257643, 343524, 400778, 515286, 601167, 772929, 801556, 1030572, 1202334, 1545858, 1803501, 2404668, 3091716, 3607002, 5410503, 7214004, 10821006, 21642012]

約数ペア:

[(1, 21642012), (2, 10821006), (3, 7214004), (4, 5410503), (6, 3607002), (7, 3091716), (9, 2404668), (12, 1803501), (14, 1545858), (18, 1202334), (21, 1030572), (27, 801556), (28, 772929), (36, 601167), (42, 515286), (54, 400778), (63, 343524), (84, 257643), (108, 200389), (126, 171762), (189, 114508), (252, 85881), (378, 57254), (756, 28627)]