21454211571

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{9133}}^1$

素因数の和:9276

約数の個数: 64

約数和(自身を含む): 33390981120

約数和(自身を除く): 11936769549

約数列:

[1, 3, 13, 29, 31, 39, 67, 87, 93, 201, 377, 403, 871, 899, 1131, 1209, 1943, 2077, 2613, 2697, 5829, 6231, 9133, 11687, 25259, 27001, 27399, 35061, 60233, 75777, 81003, 118729, 180699, 264857, 283123, 356187, 611911, 783029, 794571, 849369, 1835733, 2349087, 3443141, 3680599, 7954843, 8210567, 10329423, 11041797, 17745419, 18969241, 23864529, 24631701, 53236257, 56907723, 106737371, 230690447, 246600133, 320212113, 550107989, 692071341, 739800399, 1650323967, 7151403857, 21454211571]

約数ペア:

[(1, 21454211571), (3, 7151403857), (13, 1650323967), (29, 739800399), (31, 692071341), (39, 550107989), (67, 320212113), (87, 246600133), (93, 230690447), (201, 106737371), (377, 56907723), (403, 53236257), (871, 24631701), (899, 23864529), (1131, 18969241), (1209, 17745419), (1943, 11041797), (2077, 10329423), (2613, 8210567), (2697, 7954843), (5829, 3680599), (6231, 3443141), (9133, 2349087), (11687, 1835733), (25259, 849369), (27001, 794571), (27399, 783029), (35061, 611911), (60233, 356187), (75777, 283123), (81003, 264857), (118729, 180699)]