21286032

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{10313}}^1$

素因数の和:10367

約数の個数: 40

約数和(自身を含む): 56273184

約数和(自身を除く): 34987152

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 10313, 20626, 30939, 41252, 61878, 82504, 123756, 165008, 247512, 443459, 495024, 886918, 1330377, 1773836, 2660754, 3547672, 5321508, 7095344, 10643016, 21286032]

約数ペア:

[(1, 21286032), (2, 10643016), (3, 7095344), (4, 5321508), (6, 3547672), (8, 2660754), (12, 1773836), (16, 1330377), (24, 886918), (43, 495024), (48, 443459), (86, 247512), (129, 165008), (172, 123756), (258, 82504), (344, 61878), (516, 41252), (688, 30939), (1032, 20626), (2064, 10313)]