21996144

素因数分解:

$2^4\times 3^3\times {\mathrm{59}}^1\times {\mathrm{863}}^1$

素因数の和:939

約数の個数: 80

約数和(自身を含む): 64281600

約数和(自身を除く): 42285456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 59, 72, 108, 118, 144, 177, 216, 236, 354, 432, 472, 531, 708, 863, 944, 1062, 1416, 1593, 1726, 2124, 2589, 2832, 3186, 3452, 4248, 5178, 6372, 6904, 7767, 8496, 10356, 12744, 13808, 15534, 20712, 23301, 25488, 31068, 41424, 46602, 50917, 62136, 93204, 101834, 124272, 152751, 186408, 203668, 305502, 372816, 407336, 458253, 611004, 814672, 916506, 1222008, 1374759, 1833012, 2444016, 2749518, 3666024, 5499036, 7332048, 10998072, 21996144]

約数ペア:

[(1, 21996144), (2, 10998072), (3, 7332048), (4, 5499036), (6, 3666024), (8, 2749518), (9, 2444016), (12, 1833012), (16, 1374759), (18, 1222008), (24, 916506), (27, 814672), (36, 611004), (48, 458253), (54, 407336), (59, 372816), (72, 305502), (108, 203668), (118, 186408), (144, 152751), (177, 124272), (216, 101834), (236, 93204), (354, 62136), (432, 50917), (472, 46602), (531, 41424), (708, 31068), (863, 25488), (944, 23301), (1062, 20712), (1416, 15534), (1593, 13808), (1726, 12744), (2124, 10356), (2589, 8496), (2832, 7767), (3186, 6904), (3452, 6372), (4248, 5178)]