16921392

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1$

素因数の和:350

約数の個数: 80

約数和(自身を含む): 47005920

約数和(自身を除く): 30084528

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 89, 102, 136, 178, 204, 233, 267, 272, 356, 408, 466, 534, 699, 712, 816, 932, 1068, 1398, 1424, 1513, 1864, 2136, 2796, 3026, 3728, 3961, 4272, 4539, 5592, 6052, 7922, 9078, 11184, 11883, 12104, 15844, 18156, 20737, 23766, 24208, 31688, 36312, 41474, 47532, 62211, 63376, 72624, 82948, 95064, 124422, 165896, 190128, 248844, 331792, 352529, 497688, 705058, 995376, 1057587, 1410116, 2115174, 2820232, 4230348, 5640464, 8460696, 16921392]

約数ペア:

[(1, 16921392), (2, 8460696), (3, 5640464), (4, 4230348), (6, 2820232), (8, 2115174), (12, 1410116), (16, 1057587), (17, 995376), (24, 705058), (34, 497688), (48, 352529), (51, 331792), (68, 248844), (89, 190128), (102, 165896), (136, 124422), (178, 95064), (204, 82948), (233, 72624), (267, 63376), (272, 62211), (356, 47532), (408, 41474), (466, 36312), (534, 31688), (699, 24208), (712, 23766), (816, 20737), (932, 18156), (1068, 15844), (1398, 12104), (1424, 11883), (1513, 11184), (1864, 9078), (2136, 7922), (2796, 6052), (3026, 5592), (3728, 4539), (3961, 4272)]