2021201676

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{9749}}^1$

素因数の和:10215

約数の個数: 72

約数和(自身を含む): 5515146000

約数和(自身を除く): 3493944324

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 443, 468, 886, 1329, 1772, 2658, 3987, 5316, 5759, 7974, 9749, 11518, 15948, 17277, 19498, 23036, 29247, 34554, 38996, 51831, 58494, 69108, 87741, 103662, 116988, 126737, 175482, 207324, 253474, 350964, 380211, 506948, 760422, 1140633, 1520844, 2281266, 4318807, 4562532, 8637614, 12956421, 17275228, 25912842, 38869263, 51825684, 56144491, 77738526, 112288982, 155477052, 168433473, 224577964, 336866946, 505300419, 673733892, 1010600838, 2021201676]

約数ペア:

[(1, 2021201676), (2, 1010600838), (3, 673733892), (4, 505300419), (6, 336866946), (9, 224577964), (12, 168433473), (13, 155477052), (18, 112288982), (26, 77738526), (36, 56144491), (39, 51825684), (52, 38869263), (78, 25912842), (117, 17275228), (156, 12956421), (234, 8637614), (443, 4562532), (468, 4318807), (886, 2281266), (1329, 1520844), (1772, 1140633), (2658, 760422), (3987, 506948), (5316, 380211), (5759, 350964), (7974, 253474), (9749, 207324), (11518, 175482), (15948, 126737), (17277, 116988), (19498, 103662), (23036, 87741), (29247, 69108), (34554, 58494), (38996, 51831)]