21531865944

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{289127}}^1$

素因数の和:289272

約数の個数: 64

約数和(自身を含む): 56206483200

約数和(自身を除く): 34674617256

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 58, 87, 107, 116, 174, 214, 232, 321, 348, 428, 642, 696, 856, 1284, 2568, 3103, 6206, 9309, 12412, 18618, 24824, 37236, 74472, 289127, 578254, 867381, 1156508, 1734762, 2313016, 3469524, 6939048, 8384683, 16769366, 25154049, 30936589, 33538732, 50308098, 61873178, 67077464, 92809767, 100616196, 123746356, 185619534, 201232392, 247492712, 371239068, 742478136, 897161081, 1794322162, 2691483243, 3588644324, 5382966486, 7177288648, 10765932972, 21531865944]

約数ペア:

[(1, 21531865944), (2, 10765932972), (3, 7177288648), (4, 5382966486), (6, 3588644324), (8, 2691483243), (12, 1794322162), (24, 897161081), (29, 742478136), (58, 371239068), (87, 247492712), (107, 201232392), (116, 185619534), (174, 123746356), (214, 100616196), (232, 92809767), (321, 67077464), (348, 61873178), (428, 50308098), (642, 33538732), (696, 30936589), (856, 25154049), (1284, 16769366), (2568, 8384683), (3103, 6939048), (6206, 3469524), (9309, 2313016), (12412, 1734762), (18618, 1156508), (24824, 867381), (37236, 578254), (74472, 289127)]