21517968

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{14461}}^1$

素因数の和:14503

約数の個数: 40

約数和(自身を含む): 57385216

約数和(自身を除く): 35867248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 14461, 28922, 43383, 57844, 86766, 115688, 173532, 231376, 347064, 448291, 694128, 896582, 1344873, 1793164, 2689746, 3586328, 5379492, 7172656, 10758984, 21517968]

約数ペア:

[(1, 21517968), (2, 10758984), (3, 7172656), (4, 5379492), (6, 3586328), (8, 2689746), (12, 1793164), (16, 1344873), (24, 896582), (31, 694128), (48, 448291), (62, 347064), (93, 231376), (124, 173532), (186, 115688), (248, 86766), (372, 57844), (496, 43383), (744, 28922), (1488, 14461)]