21882888

素因数分解:

$2^3\times 3^2\times {\mathrm{491}}^1\times {\mathrm{619}}^1$

素因数の和:1122

約数の個数: 48

約数和(自身を含む): 59482800

約数和(自身を除く): 37599912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 491, 619, 982, 1238, 1473, 1857, 1964, 2476, 2946, 3714, 3928, 4419, 4952, 5571, 5892, 7428, 8838, 11142, 11784, 14856, 17676, 22284, 35352, 44568, 303929, 607858, 911787, 1215716, 1823574, 2431432, 2735361, 3647148, 5470722, 7294296, 10941444, 21882888]

約数ペア:

[(1, 21882888), (2, 10941444), (3, 7294296), (4, 5470722), (6, 3647148), (8, 2735361), (9, 2431432), (12, 1823574), (18, 1215716), (24, 911787), (36, 607858), (72, 303929), (491, 44568), (619, 35352), (982, 22284), (1238, 17676), (1473, 14856), (1857, 11784), (1964, 11142), (2476, 8838), (2946, 7428), (3714, 5892), (3928, 5571), (4419, 4952)]