21577008

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{401}}^1$

素因数の和:490

約数の個数: 80

約数和(自身を含む): 59817600

約数和(自身を除く): 38240592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 59, 76, 114, 118, 152, 177, 228, 236, 304, 354, 401, 456, 472, 708, 802, 912, 944, 1121, 1203, 1416, 1604, 2242, 2406, 2832, 3208, 3363, 4484, 4812, 6416, 6726, 7619, 8968, 9624, 13452, 15238, 17936, 19248, 22857, 23659, 26904, 30476, 45714, 47318, 53808, 60952, 70977, 91428, 94636, 121904, 141954, 182856, 189272, 283908, 365712, 378544, 449521, 567816, 899042, 1135632, 1348563, 1798084, 2697126, 3596168, 5394252, 7192336, 10788504, 21577008]

約数ペア:

[(1, 21577008), (2, 10788504), (3, 7192336), (4, 5394252), (6, 3596168), (8, 2697126), (12, 1798084), (16, 1348563), (19, 1135632), (24, 899042), (38, 567816), (48, 449521), (57, 378544), (59, 365712), (76, 283908), (114, 189272), (118, 182856), (152, 141954), (177, 121904), (228, 94636), (236, 91428), (304, 70977), (354, 60952), (401, 53808), (456, 47318), (472, 45714), (708, 30476), (802, 26904), (912, 23659), (944, 22857), (1121, 19248), (1203, 17936), (1416, 15238), (1604, 13452), (2242, 9624), (2406, 8968), (2832, 7619), (3208, 6726), (3363, 6416), (4484, 4812)]