21994992

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1$

素因数の和:295

約数の個数: 120

約数和(自身を含む): 66736800

約数和(自身を除く): 44741808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 29, 36, 46, 48, 58, 69, 72, 87, 92, 116, 138, 144, 174, 184, 207, 229, 232, 261, 276, 348, 368, 414, 458, 464, 522, 552, 667, 687, 696, 828, 916, 1044, 1104, 1334, 1374, 1392, 1656, 1832, 2001, 2061, 2088, 2668, 2748, 3312, 3664, 4002, 4122, 4176, 5267, 5336, 5496, 6003, 6641, 8004, 8244, 10534, 10672, 10992, 12006, 13282, 15801, 16008, 16488, 19923, 21068, 24012, 26564, 31602, 32016, 32976, 39846, 42136, 47403, 48024, 53128, 59769, 63204, 79692, 84272, 94806, 96048, 106256, 119538, 126408, 152743, 159384, 189612, 239076, 252816, 305486, 318768, 379224, 458229, 478152, 610972, 758448, 916458, 956304, 1221944, 1374687, 1832916, 2443888, 2749374, 3665832, 5498748, 7331664, 10997496, 21994992]

約数ペア:

[(1, 21994992), (2, 10997496), (3, 7331664), (4, 5498748), (6, 3665832), (8, 2749374), (9, 2443888), (12, 1832916), (16, 1374687), (18, 1221944), (23, 956304), (24, 916458), (29, 758448), (36, 610972), (46, 478152), (48, 458229), (58, 379224), (69, 318768), (72, 305486), (87, 252816), (92, 239076), (116, 189612), (138, 159384), (144, 152743), (174, 126408), (184, 119538), (207, 106256), (229, 96048), (232, 94806), (261, 84272), (276, 79692), (348, 63204), (368, 59769), (414, 53128), (458, 48024), (464, 47403), (522, 42136), (552, 39846), (667, 32976), (687, 32016), (696, 31602), (828, 26564), (916, 24012), (1044, 21068), (1104, 19923), (1334, 16488), (1374, 16008), (1392, 15801), (1656, 13282), (1832, 12006), (2001, 10992), (2061, 10672), (2088, 10534), (2668, 8244), (2748, 8004), (3312, 6641), (3664, 6003), (4002, 5496), (4122, 5336), (4176, 5267)]