21014880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{43781}}^1$

素因数の和:43799

約数の個数: 48

約数和(自身を含む): 66198384

約数和(自身を除く): 45183504

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 43781, 87562, 131343, 175124, 218905, 262686, 350248, 437810, 525372, 656715, 700496, 875620, 1050744, 1313430, 1400992, 1751240, 2101488, 2626860, 3502480, 4202976, 5253720, 7004960, 10507440, 21014880]

約数ペア:

[(1, 21014880), (2, 10507440), (3, 7004960), (4, 5253720), (5, 4202976), (6, 3502480), (8, 2626860), (10, 2101488), (12, 1751240), (15, 1400992), (16, 1313430), (20, 1050744), (24, 875620), (30, 700496), (32, 656715), (40, 525372), (48, 437810), (60, 350248), (80, 262686), (96, 218905), (120, 175124), (160, 131343), (240, 87562), (480, 43781)]