21770424

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{7753}}^1$

素因数の和:7781

約数の個数: 64

約数和(自身を含む): 65133600

約数和(自身を除く): 43363176

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 216, 234, 312, 351, 468, 702, 936, 1404, 2808, 7753, 15506, 23259, 31012, 46518, 62024, 69777, 93036, 100789, 139554, 186072, 201578, 209331, 279108, 302367, 403156, 418662, 558216, 604734, 806312, 837324, 907101, 1209468, 1674648, 1814202, 2418936, 2721303, 3628404, 5442606, 7256808, 10885212, 21770424]

約数ペア:

[(1, 21770424), (2, 10885212), (3, 7256808), (4, 5442606), (6, 3628404), (8, 2721303), (9, 2418936), (12, 1814202), (13, 1674648), (18, 1209468), (24, 907101), (26, 837324), (27, 806312), (36, 604734), (39, 558216), (52, 418662), (54, 403156), (72, 302367), (78, 279108), (104, 209331), (108, 201578), (117, 186072), (156, 139554), (216, 100789), (234, 93036), (312, 69777), (351, 62024), (468, 46518), (702, 31012), (936, 23259), (1404, 15506), (2808, 7753)]