21552352

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{167}}^1$

素因数の和:323

約数の個数: 48

約数和(自身を含む): 44241120

約数和(自身を除く): 22688768

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 109, 148, 167, 218, 296, 334, 436, 592, 668, 872, 1184, 1336, 1744, 2672, 3488, 4033, 5344, 6179, 8066, 12358, 16132, 18203, 24716, 32264, 36406, 49432, 64528, 72812, 98864, 129056, 145624, 197728, 291248, 582496, 673511, 1347022, 2694044, 5388088, 10776176, 21552352]

約数ペア:

[(1, 21552352), (2, 10776176), (4, 5388088), (8, 2694044), (16, 1347022), (32, 673511), (37, 582496), (74, 291248), (109, 197728), (148, 145624), (167, 129056), (218, 98864), (296, 72812), (334, 64528), (436, 49432), (592, 36406), (668, 32264), (872, 24716), (1184, 18203), (1336, 16132), (1744, 12358), (2672, 8066), (3488, 6179), (4033, 5344)]