21273704

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1951}}^1$

素因数の和:2033

約数の個数: 32

約数和(自身を含む): 42163200

約数和(自身を除く): 20889496

約数列:

[1, 2, 4, 8, 29, 47, 58, 94, 116, 188, 232, 376, 1363, 1951, 2726, 3902, 5452, 7804, 10904, 15608, 56579, 91697, 113158, 183394, 226316, 366788, 452632, 733576, 2659213, 5318426, 10636852, 21273704]

約数ペア:

[(1, 21273704), (2, 10636852), (4, 5318426), (8, 2659213), (29, 733576), (47, 452632), (58, 366788), (94, 226316), (116, 183394), (188, 113158), (232, 91697), (376, 56579), (1363, 15608), (1951, 10904), (2726, 7804), (3902, 5452)]