21088507322

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{443}}^1\times {\mathrm{4657}}^1$

素因数の和:5390

約数の個数: 32

約数和(自身を含む): 33504062400

約数和(自身を除く): 12415555078

約数列:

[1, 2, 19, 38, 269, 443, 538, 886, 4657, 5111, 8417, 9314, 10222, 16834, 88483, 119167, 176966, 238334, 1252733, 2063051, 2264173, 2505466, 4126102, 4528346, 23801927, 39197969, 47603854, 78395938, 554960719, 1109921438, 10544253661, 21088507322]

約数ペア:

[(1, 21088507322), (2, 10544253661), (19, 1109921438), (38, 554960719), (269, 78395938), (443, 47603854), (538, 39197969), (886, 23801927), (4657, 4528346), (5111, 4126102), (8417, 2505466), (9314, 2264173), (10222, 2063051), (16834, 1252733), (88483, 238334), (119167, 176966)]