21972888

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{43597}}^1$

素因数の和:43616

約数の個数: 48

約数和(自身を含む): 68012880

約数和(自身を除く): 46039992

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, 43597, 87194, 130791, 174388, 261582, 305179, 348776, 392373, 523164, 610358, 784746, 915537, 1046328, 1220716, 1569492, 1831074, 2441432, 2746611, 3138984, 3662148, 5493222, 7324296, 10986444, 21972888]

約数ペア:

[(1, 21972888), (2, 10986444), (3, 7324296), (4, 5493222), (6, 3662148), (7, 3138984), (8, 2746611), (9, 2441432), (12, 1831074), (14, 1569492), (18, 1220716), (21, 1046328), (24, 915537), (28, 784746), (36, 610358), (42, 523164), (56, 392373), (63, 348776), (72, 305179), (84, 261582), (126, 174388), (168, 130791), (252, 87194), (504, 43597)]