21235493760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{850781}}^1$

素因数の和:850816

約数の個数: 128

約数和(自身を含む): 72895001760

約数和(自身を除く): 51659508000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 3120, 4160, 4992, 6240, 8320, 12480, 24960, 850781, 1701562, 2552343, 3403124, 4253905, 5104686, 6806248, 8507810, 10209372, 11060153, 12761715, 13612496, 17015620, 20418744, 22120306, 25523430, 27224992, 33180459, 34031240, 40837488, 44240612, 51046860, 54449984, 55300765, 66360918, 68062480, 81674976, 88481224, 102093720, 108899968, 110601530, 132721836, 136124960, 163349952, 165902295, 176962448, 204187440, 221203060, 265443672, 272249920, 326699904, 331804590, 353924896, 408374880, 442406120, 530887344, 544499840, 663609180, 707849792, 816749760, 884812240, 1061774688, 1327218360, 1415699584, 1633499520, 1769624480, 2123549376, 2654436720, 3539248960, 4247098752, 5308873440, 7078497920, 10617746880, 21235493760]

約数ペア:

[(1, 21235493760), (2, 10617746880), (3, 7078497920), (4, 5308873440), (5, 4247098752), (6, 3539248960), (8, 2654436720), (10, 2123549376), (12, 1769624480), (13, 1633499520), (15, 1415699584), (16, 1327218360), (20, 1061774688), (24, 884812240), (26, 816749760), (30, 707849792), (32, 663609180), (39, 544499840), (40, 530887344), (48, 442406120), (52, 408374880), (60, 353924896), (64, 331804590), (65, 326699904), (78, 272249920), (80, 265443672), (96, 221203060), (104, 204187440), (120, 176962448), (128, 165902295), (130, 163349952), (156, 136124960), (160, 132721836), (192, 110601530), (195, 108899968), (208, 102093720), (240, 88481224), (260, 81674976), (312, 68062480), (320, 66360918), (384, 55300765), (390, 54449984), (416, 51046860), (480, 44240612), (520, 40837488), (624, 34031240), (640, 33180459), (780, 27224992), (832, 25523430), (960, 22120306), (1040, 20418744), (1248, 17015620), (1560, 13612496), (1664, 12761715), (1920, 11060153), (2080, 10209372), (2496, 8507810), (3120, 6806248), (4160, 5104686), (4992, 4253905), (6240, 3403124), (8320, 2552343), (12480, 1701562), (24960, 850781)]