21822060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1$

素因数の和:403

約数の個数: 96

約数和(自身を含む): 66693312

約数和(自身を除く): 44871252

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 101, 130, 156, 195, 202, 260, 277, 303, 390, 404, 505, 554, 606, 780, 831, 1010, 1108, 1212, 1313, 1385, 1515, 1662, 2020, 2626, 2770, 3030, 3324, 3601, 3939, 4155, 5252, 5540, 6060, 6565, 7202, 7878, 8310, 10803, 13130, 14404, 15756, 16620, 18005, 19695, 21606, 26260, 27977, 36010, 39390, 43212, 54015, 55954, 72020, 78780, 83931, 108030, 111908, 139885, 167862, 216060, 279770, 335724, 363701, 419655, 559540, 727402, 839310, 1091103, 1454804, 1678620, 1818505, 2182206, 3637010, 4364412, 5455515, 7274020, 10911030, 21822060]

約数ペア:

[(1, 21822060), (2, 10911030), (3, 7274020), (4, 5455515), (5, 4364412), (6, 3637010), (10, 2182206), (12, 1818505), (13, 1678620), (15, 1454804), (20, 1091103), (26, 839310), (30, 727402), (39, 559540), (52, 419655), (60, 363701), (65, 335724), (78, 279770), (101, 216060), (130, 167862), (156, 139885), (195, 111908), (202, 108030), (260, 83931), (277, 78780), (303, 72020), (390, 55954), (404, 54015), (505, 43212), (554, 39390), (606, 36010), (780, 27977), (831, 26260), (1010, 21606), (1108, 19695), (1212, 18005), (1313, 16620), (1385, 15756), (1515, 14404), (1662, 13130), (2020, 10803), (2626, 8310), (2770, 7878), (3030, 7202), (3324, 6565), (3601, 6060), (3939, 5540), (4155, 5252)]