21372408

素因数分解:

$2^3\times 3^2\times {\mathrm{101}}^1\times {\mathrm{2939}}^1$

素因数の和:3052

約数の個数: 48

約数和(自身を含む): 58476600

約数和(自身を除く): 37104192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 101, 202, 303, 404, 606, 808, 909, 1212, 1818, 2424, 2939, 3636, 5878, 7272, 8817, 11756, 17634, 23512, 26451, 35268, 52902, 70536, 105804, 211608, 296839, 593678, 890517, 1187356, 1781034, 2374712, 2671551, 3562068, 5343102, 7124136, 10686204, 21372408]

約数ペア:

[(1, 21372408), (2, 10686204), (3, 7124136), (4, 5343102), (6, 3562068), (8, 2671551), (9, 2374712), (12, 1781034), (18, 1187356), (24, 890517), (36, 593678), (72, 296839), (101, 211608), (202, 105804), (303, 70536), (404, 52902), (606, 35268), (808, 26451), (909, 23512), (1212, 17634), (1818, 11756), (2424, 8817), (2939, 7272), (3636, 5878)]