21535560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{367}}^1$

素因数の和:547

約数の個数: 96

約数和(自身を含む): 70611840

約数和(自身を除く): 49076280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 163, 180, 326, 360, 367, 489, 652, 734, 815, 978, 1101, 1304, 1467, 1468, 1630, 1835, 1956, 2202, 2445, 2934, 2936, 3260, 3303, 3670, 3912, 4404, 4890, 5505, 5868, 6520, 6606, 7335, 7340, 8808, 9780, 11010, 11736, 13212, 14670, 14680, 16515, 19560, 22020, 26424, 29340, 33030, 44040, 58680, 59821, 66060, 119642, 132120, 179463, 239284, 299105, 358926, 478568, 538389, 598210, 717852, 897315, 1076778, 1196420, 1435704, 1794630, 2153556, 2392840, 2691945, 3589260, 4307112, 5383890, 7178520, 10767780, 21535560]

約数ペア:

[(1, 21535560), (2, 10767780), (3, 7178520), (4, 5383890), (5, 4307112), (6, 3589260), (8, 2691945), (9, 2392840), (10, 2153556), (12, 1794630), (15, 1435704), (18, 1196420), (20, 1076778), (24, 897315), (30, 717852), (36, 598210), (40, 538389), (45, 478568), (60, 358926), (72, 299105), (90, 239284), (120, 179463), (163, 132120), (180, 119642), (326, 66060), (360, 59821), (367, 58680), (489, 44040), (652, 33030), (734, 29340), (815, 26424), (978, 22020), (1101, 19560), (1304, 16515), (1467, 14680), (1468, 14670), (1630, 13212), (1835, 11736), (1956, 11010), (2202, 9780), (2445, 8808), (2934, 7340), (2936, 7335), (3260, 6606), (3303, 6520), (3670, 5868), (3912, 5505), (4404, 4890)]