21669050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:132

約数の個数: 96

約数和(自身を含む): 48090672

約数和(自身を除く): 26421622

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 37, 50, 53, 65, 74, 85, 106, 130, 170, 185, 221, 265, 325, 370, 425, 442, 481, 530, 629, 650, 689, 850, 901, 925, 962, 1105, 1258, 1325, 1378, 1802, 1850, 1961, 2210, 2405, 2650, 3145, 3445, 3922, 4505, 4810, 5525, 6290, 6890, 8177, 9010, 9805, 11050, 11713, 12025, 15725, 16354, 17225, 19610, 22525, 23426, 24050, 25493, 31450, 33337, 34450, 40885, 45050, 49025, 50986, 58565, 66674, 81770, 98050, 117130, 127465, 166685, 204425, 254930, 292825, 333370, 408850, 433381, 585650, 637325, 833425, 866762, 1274650, 1666850, 2166905, 4333810, 10834525, 21669050]

約数ペア:

[(1, 21669050), (2, 10834525), (5, 4333810), (10, 2166905), (13, 1666850), (17, 1274650), (25, 866762), (26, 833425), (34, 637325), (37, 585650), (50, 433381), (53, 408850), (65, 333370), (74, 292825), (85, 254930), (106, 204425), (130, 166685), (170, 127465), (185, 117130), (221, 98050), (265, 81770), (325, 66674), (370, 58565), (425, 50986), (442, 49025), (481, 45050), (530, 40885), (629, 34450), (650, 33337), (689, 31450), (850, 25493), (901, 24050), (925, 23426), (962, 22525), (1105, 19610), (1258, 17225), (1325, 16354), (1378, 15725), (1802, 12025), (1850, 11713), (1961, 11050), (2210, 9805), (2405, 9010), (2650, 8177), (3145, 6890), (3445, 6290), (3922, 5525), (4505, 4810)]