21979944

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{14537}}^1$

素因数の和:14559

約数の個数: 64

約数和(自身を含む): 69782400

約数和(自身を除く): 47802456

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 14537, 29074, 43611, 58148, 87222, 101759, 116296, 130833, 174444, 203518, 261666, 305277, 348888, 392499, 407036, 523332, 610554, 784998, 814072, 915831, 1046664, 1221108, 1569996, 1831662, 2442216, 2747493, 3139992, 3663324, 5494986, 7326648, 10989972, 21979944]

約数ペア:

[(1, 21979944), (2, 10989972), (3, 7326648), (4, 5494986), (6, 3663324), (7, 3139992), (8, 2747493), (9, 2442216), (12, 1831662), (14, 1569996), (18, 1221108), (21, 1046664), (24, 915831), (27, 814072), (28, 784998), (36, 610554), (42, 523332), (54, 407036), (56, 392499), (63, 348888), (72, 305277), (84, 261666), (108, 203518), (126, 174444), (168, 130833), (189, 116296), (216, 101759), (252, 87222), (378, 58148), (504, 43611), (756, 29074), (1512, 14537)]