21126996

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1721}}^1$

素因数の和:1773

約数の個数: 72

約数和(自身を含む): 60173568

約数和(自身を除く): 39046572

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 31, 33, 36, 44, 62, 66, 93, 99, 124, 132, 186, 198, 279, 341, 372, 396, 558, 682, 1023, 1116, 1364, 1721, 2046, 3069, 3442, 4092, 5163, 6138, 6884, 10326, 12276, 15489, 18931, 20652, 30978, 37862, 53351, 56793, 61956, 75724, 106702, 113586, 160053, 170379, 213404, 227172, 320106, 340758, 480159, 586861, 640212, 681516, 960318, 1173722, 1760583, 1920636, 2347444, 3521166, 5281749, 7042332, 10563498, 21126996]

約数ペア:

[(1, 21126996), (2, 10563498), (3, 7042332), (4, 5281749), (6, 3521166), (9, 2347444), (11, 1920636), (12, 1760583), (18, 1173722), (22, 960318), (31, 681516), (33, 640212), (36, 586861), (44, 480159), (62, 340758), (66, 320106), (93, 227172), (99, 213404), (124, 170379), (132, 160053), (186, 113586), (198, 106702), (279, 75724), (341, 61956), (372, 56793), (396, 53351), (558, 37862), (682, 30978), (1023, 20652), (1116, 18931), (1364, 15489), (1721, 12276), (2046, 10326), (3069, 6884), (3442, 6138), (4092, 5163)]