21631320

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{20029}}^1$

素因数の和:20049

約数の個数: 64

約数和(自身を含む): 72108000

約数和(自身を除く): 50476680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 20029, 40058, 60087, 80116, 100145, 120174, 160232, 180261, 200290, 240348, 300435, 360522, 400580, 480696, 540783, 600870, 721044, 801160, 901305, 1081566, 1201740, 1442088, 1802610, 2163132, 2403480, 2703915, 3605220, 4326264, 5407830, 7210440, 10815660, 21631320]

約数ペア:

[(1, 21631320), (2, 10815660), (3, 7210440), (4, 5407830), (5, 4326264), (6, 3605220), (8, 2703915), (9, 2403480), (10, 2163132), (12, 1802610), (15, 1442088), (18, 1201740), (20, 1081566), (24, 901305), (27, 801160), (30, 721044), (36, 600870), (40, 540783), (45, 480696), (54, 400580), (60, 360522), (72, 300435), (90, 240348), (108, 200290), (120, 180261), (135, 160232), (180, 120174), (216, 100145), (270, 80116), (360, 60087), (540, 40058), (1080, 20029)]