21123396

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{27941}}^1$

素因数の和:27961

約数の個数: 48

約数和(自身を含む): 62590080

約数和(自身を除く): 41466684

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 27941, 55882, 83823, 111764, 167646, 195587, 251469, 335292, 391174, 502938, 586761, 754407, 782348, 1005876, 1173522, 1508814, 1760283, 2347044, 3017628, 3520566, 5280849, 7041132, 10561698, 21123396]

約数ペア:

[(1, 21123396), (2, 10561698), (3, 7041132), (4, 5280849), (6, 3520566), (7, 3017628), (9, 2347044), (12, 1760283), (14, 1508814), (18, 1173522), (21, 1005876), (27, 782348), (28, 754407), (36, 586761), (42, 502938), (54, 391174), (63, 335292), (84, 251469), (108, 195587), (126, 167646), (189, 111764), (252, 83823), (378, 55882), (756, 27941)]