21095684388

素因数分解:

$2^2\times 3^5\times {\mathrm{31}}^1\times {\mathrm{700109}}^1$

素因数の和:700159

約数の個数: 72

約数和(自身を含む): 57084168960

約数和(自身を除く): 35988484572

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 81, 93, 108, 124, 162, 186, 243, 279, 324, 372, 486, 558, 837, 972, 1116, 1674, 2511, 3348, 5022, 7533, 10044, 15066, 30132, 700109, 1400218, 2100327, 2800436, 4200654, 6300981, 8401308, 12601962, 18902943, 21703379, 25203924, 37805886, 43406758, 56708829, 65110137, 75611772, 86813516, 113417658, 130220274, 170126487, 195330411, 226835316, 260440548, 340252974, 390660822, 585991233, 680505948, 781321644, 1171982466, 1757973699, 2343964932, 3515947398, 5273921097, 7031894796, 10547842194, 21095684388]

約数ペア:

[(1, 21095684388), (2, 10547842194), (3, 7031894796), (4, 5273921097), (6, 3515947398), (9, 2343964932), (12, 1757973699), (18, 1171982466), (27, 781321644), (31, 680505948), (36, 585991233), (54, 390660822), (62, 340252974), (81, 260440548), (93, 226835316), (108, 195330411), (124, 170126487), (162, 130220274), (186, 113417658), (243, 86813516), (279, 75611772), (324, 65110137), (372, 56708829), (486, 43406758), (558, 37805886), (837, 25203924), (972, 21703379), (1116, 18902943), (1674, 12601962), (2511, 8401308), (3348, 6300981), (5022, 4200654), (7533, 2800436), (10044, 2100327), (15066, 1400218), (30132, 700109)]