21019662

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{6829}}^1$

素因数の和:6862

約数の個数: 40

約数和(自身を含む): 49585800

約数和(自身を除く): 28566138

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 1026, 1539, 3078, 6829, 13658, 20487, 40974, 61461, 122922, 129751, 184383, 259502, 368766, 389253, 553149, 778506, 1106298, 1167759, 2335518, 3503277, 7006554, 10509831, 21019662]

約数ペア:

[(1, 21019662), (2, 10509831), (3, 7006554), (6, 3503277), (9, 2335518), (18, 1167759), (19, 1106298), (27, 778506), (38, 553149), (54, 389253), (57, 368766), (81, 259502), (114, 184383), (162, 129751), (171, 122922), (342, 61461), (513, 40974), (1026, 20487), (1539, 13658), (3078, 6829)]