21879144

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{43411}}^1$

素因数の和:43430

約数の個数: 48

約数和(自身を含む): 67722720

約数和(自身を除く): 45843576

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 43411, 86822, 130233, 173644, 260466, 303877, 347288, 390699, 520932, 607754, 781398, 911631, 1041864, 1215508, 1562796, 1823262, 2431016, 2734893, 3125592, 3646524, 5469786, 7293048, 10939572, 21879144]

約数ペア:

[(1, 21879144), (2, 10939572), (3, 7293048), (4, 5469786), (6, 3646524), (7, 3125592), (8, 2734893), (9, 2431016), (12, 1823262), (14, 1562796), (18, 1215508), (21, 1041864), (24, 911631), (28, 781398), (36, 607754), (42, 520932), (56, 390699), (63, 347288), (72, 303877), (84, 260466), (126, 173644), (168, 130233), (252, 86822), (504, 43411)]