21150612

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1$

素因数の和:398

約数の個数: 96

約数和(自身を含む): 63517440

約数和(自身を除く): 42366828

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 101, 108, 126, 189, 202, 252, 277, 303, 378, 404, 554, 606, 707, 756, 831, 909, 1108, 1212, 1414, 1662, 1818, 1939, 2121, 2493, 2727, 2828, 3324, 3636, 3878, 4242, 4986, 5454, 5817, 6363, 7479, 7756, 8484, 9972, 10908, 11634, 12726, 14958, 17451, 19089, 23268, 25452, 27977, 29916, 34902, 38178, 52353, 55954, 69804, 76356, 83931, 104706, 111908, 167862, 195839, 209412, 251793, 335724, 391678, 503586, 587517, 755379, 783356, 1007172, 1175034, 1510758, 1762551, 2350068, 3021516, 3525102, 5287653, 7050204, 10575306, 21150612]

約数ペア:

[(1, 21150612), (2, 10575306), (3, 7050204), (4, 5287653), (6, 3525102), (7, 3021516), (9, 2350068), (12, 1762551), (14, 1510758), (18, 1175034), (21, 1007172), (27, 783356), (28, 755379), (36, 587517), (42, 503586), (54, 391678), (63, 335724), (84, 251793), (101, 209412), (108, 195839), (126, 167862), (189, 111908), (202, 104706), (252, 83931), (277, 76356), (303, 69804), (378, 55954), (404, 52353), (554, 38178), (606, 34902), (707, 29916), (756, 27977), (831, 25452), (909, 23268), (1108, 19089), (1212, 17451), (1414, 14958), (1662, 12726), (1818, 11634), (1939, 10908), (2121, 9972), (2493, 8484), (2727, 7756), (2828, 7479), (3324, 6363), (3636, 5817), (3878, 5454), (4242, 4986)]