21813924

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{9721}}^1$

素因数の和:9756

約数の個数: 48

約数和(自身を含む): 58798656

約数和(自身を除く): 36984732

約数列:

[1, 2, 3, 4, 6, 11, 12, 17, 22, 33, 34, 44, 51, 66, 68, 102, 132, 187, 204, 374, 561, 748, 1122, 2244, 9721, 19442, 29163, 38884, 58326, 106931, 116652, 165257, 213862, 320793, 330514, 427724, 495771, 641586, 661028, 991542, 1283172, 1817827, 1983084, 3635654, 5453481, 7271308, 10906962, 21813924]

約数ペア:

[(1, 21813924), (2, 10906962), (3, 7271308), (4, 5453481), (6, 3635654), (11, 1983084), (12, 1817827), (17, 1283172), (22, 991542), (33, 661028), (34, 641586), (44, 495771), (51, 427724), (66, 330514), (68, 320793), (102, 213862), (132, 165257), (187, 116652), (204, 106931), (374, 58326), (561, 38884), (748, 29163), (1122, 19442), (2244, 9721)]