21921408

素因数分解:

$2^7\times 3^3\times {\mathrm{6343}}^1$

素因数の和:6366

約数の個数: 64

約数和(自身を含む): 64708800

約数和(自身を除く): 42787392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 288, 384, 432, 576, 864, 1152, 1728, 3456, 6343, 12686, 19029, 25372, 38058, 50744, 57087, 76116, 101488, 114174, 152232, 171261, 202976, 228348, 304464, 342522, 405952, 456696, 608928, 685044, 811904, 913392, 1217856, 1370088, 1826784, 2435712, 2740176, 3653568, 5480352, 7307136, 10960704, 21921408]

約数ペア:

[(1, 21921408), (2, 10960704), (3, 7307136), (4, 5480352), (6, 3653568), (8, 2740176), (9, 2435712), (12, 1826784), (16, 1370088), (18, 1217856), (24, 913392), (27, 811904), (32, 685044), (36, 608928), (48, 456696), (54, 405952), (64, 342522), (72, 304464), (96, 228348), (108, 202976), (128, 171261), (144, 152232), (192, 114174), (216, 101488), (288, 76116), (384, 57087), (432, 50744), (576, 38058), (864, 25372), (1152, 19029), (1728, 12686), (3456, 6343)]