21085859844

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{27891349}}^1$

素因数の和:27891369

約数の個数: 48

約数和(自身を含む): 62476624000

約数和(自身を除く): 41390764156

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 27891349, 55782698, 83674047, 111565396, 167348094, 195239443, 251022141, 334696188, 390478886, 502044282, 585718329, 753066423, 780957772, 1004088564, 1171436658, 1506132846, 1757154987, 2342873316, 3012265692, 3514309974, 5271464961, 7028619948, 10542929922, 21085859844]

約数ペア:

[(1, 21085859844), (2, 10542929922), (3, 7028619948), (4, 5271464961), (6, 3514309974), (7, 3012265692), (9, 2342873316), (12, 1757154987), (14, 1506132846), (18, 1171436658), (21, 1004088564), (27, 780957772), (28, 753066423), (36, 585718329), (42, 502044282), (54, 390478886), (63, 334696188), (84, 251022141), (108, 195239443), (126, 167348094), (189, 111565396), (252, 83674047), (378, 55782698), (756, 27891349)]