21035916

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{17707}}^1$

素因数の和:17731

約数の個数: 48

約数和(自身を含む): 59498880

約数和(自身を除く): 38462964

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 99, 108, 132, 198, 297, 396, 594, 1188, 17707, 35414, 53121, 70828, 106242, 159363, 194777, 212484, 318726, 389554, 478089, 584331, 637452, 779108, 956178, 1168662, 1752993, 1912356, 2337324, 3505986, 5258979, 7011972, 10517958, 21035916]

約数ペア:

[(1, 21035916), (2, 10517958), (3, 7011972), (4, 5258979), (6, 3505986), (9, 2337324), (11, 1912356), (12, 1752993), (18, 1168662), (22, 956178), (27, 779108), (33, 637452), (36, 584331), (44, 478089), (54, 389554), (66, 318726), (99, 212484), (108, 194777), (132, 159363), (198, 106242), (297, 70828), (396, 53121), (594, 35414), (1188, 17707)]