21849156

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{28901}}^1$

素因数の和:28921

約数の個数: 48

約数和(自身を含む): 64740480

約数和(自身を除く): 42891324

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, 28901, 57802, 86703, 115604, 173406, 202307, 260109, 346812, 404614, 520218, 606921, 780327, 809228, 1040436, 1213842, 1560654, 1820763, 2427684, 3121308, 3641526, 5462289, 7283052, 10924578, 21849156]

約数ペア:

[(1, 21849156), (2, 10924578), (3, 7283052), (4, 5462289), (6, 3641526), (7, 3121308), (9, 2427684), (12, 1820763), (14, 1560654), (18, 1213842), (21, 1040436), (27, 809228), (28, 780327), (36, 606921), (42, 520218), (54, 404614), (63, 346812), (84, 260109), (108, 202307), (126, 173406), (189, 115604), (252, 86703), (378, 57802), (756, 28901)]