21589764

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8291}}^1$

素因数の和:8336

約数の個数: 48

約数和(自身を含む): 59437056

約数和(自身を除く): 37847292

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 1302, 2604, 8291, 16582, 24873, 33164, 49746, 58037, 99492, 116074, 174111, 232148, 257021, 348222, 514042, 696444, 771063, 1028084, 1542126, 1799147, 3084252, 3598294, 5397441, 7196588, 10794882, 21589764]

約数ペア:

[(1, 21589764), (2, 10794882), (3, 7196588), (4, 5397441), (6, 3598294), (7, 3084252), (12, 1799147), (14, 1542126), (21, 1028084), (28, 771063), (31, 696444), (42, 514042), (62, 348222), (84, 257021), (93, 232148), (124, 174111), (186, 116074), (217, 99492), (372, 58037), (434, 49746), (651, 33164), (868, 24873), (1302, 16582), (2604, 8291)]