21602268

素因数分解:

$2^2\times 3^3\times {\mathrm{139}}^1\times {\mathrm{1439}}^1$

素因数の和:1591

約数の個数: 48

約数和(自身を含む): 56448000

約数和(自身を除く): 34845732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 139, 278, 417, 556, 834, 1251, 1439, 1668, 2502, 2878, 3753, 4317, 5004, 5756, 7506, 8634, 12951, 15012, 17268, 25902, 38853, 51804, 77706, 155412, 200021, 400042, 600063, 800084, 1200126, 1800189, 2400252, 3600378, 5400567, 7200756, 10801134, 21602268]

約数ペア:

[(1, 21602268), (2, 10801134), (3, 7200756), (4, 5400567), (6, 3600378), (9, 2400252), (12, 1800189), (18, 1200126), (27, 800084), (36, 600063), (54, 400042), (108, 200021), (139, 155412), (278, 77706), (417, 51804), (556, 38853), (834, 25902), (1251, 17268), (1439, 15012), (1668, 12951), (2502, 8634), (2878, 7506), (3753, 5756), (4317, 5004)]