21729792

素因数分解:

$2^9\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:118

約数の個数: 160

約数和(自身を含む): 69138432

約数和(自身を除く): 47408640

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 43, 47, 48, 56, 64, 84, 86, 94, 96, 112, 128, 129, 141, 168, 172, 188, 192, 224, 256, 258, 282, 301, 329, 336, 344, 376, 384, 448, 512, 516, 564, 602, 658, 672, 688, 752, 768, 896, 903, 987, 1032, 1128, 1204, 1316, 1344, 1376, 1504, 1536, 1792, 1806, 1974, 2021, 2064, 2256, 2408, 2632, 2688, 2752, 3008, 3584, 3612, 3948, 4042, 4128, 4512, 4816, 5264, 5376, 5504, 6016, 6063, 7224, 7896, 8084, 8256, 9024, 9632, 10528, 10752, 11008, 12032, 12126, 14147, 14448, 15792, 16168, 16512, 18048, 19264, 21056, 22016, 24064, 24252, 28294, 28896, 31584, 32336, 33024, 36096, 38528, 42112, 42441, 48504, 56588, 57792, 63168, 64672, 66048, 72192, 77056, 84224, 84882, 97008, 113176, 115584, 126336, 129344, 154112, 168448, 169764, 194016, 226352, 231168, 252672, 258688, 339528, 388032, 452704, 462336, 505344, 517376, 679056, 776064, 905408, 1034752, 1358112, 1552128, 1810816, 2716224, 3104256, 3621632, 5432448, 7243264, 10864896, 21729792]

約数ペア:

[(1, 21729792), (2, 10864896), (3, 7243264), (4, 5432448), (6, 3621632), (7, 3104256), (8, 2716224), (12, 1810816), (14, 1552128), (16, 1358112), (21, 1034752), (24, 905408), (28, 776064), (32, 679056), (42, 517376), (43, 505344), (47, 462336), (48, 452704), (56, 388032), (64, 339528), (84, 258688), (86, 252672), (94, 231168), (96, 226352), (112, 194016), (128, 169764), (129, 168448), (141, 154112), (168, 129344), (172, 126336), (188, 115584), (192, 113176), (224, 97008), (256, 84882), (258, 84224), (282, 77056), (301, 72192), (329, 66048), (336, 64672), (344, 63168), (376, 57792), (384, 56588), (448, 48504), (512, 42441), (516, 42112), (564, 38528), (602, 36096), (658, 33024), (672, 32336), (688, 31584), (752, 28896), (768, 28294), (896, 24252), (903, 24064), (987, 22016), (1032, 21056), (1128, 19264), (1204, 18048), (1316, 16512), (1344, 16168), (1376, 15792), (1504, 14448), (1536, 14147), (1792, 12126), (1806, 12032), (1974, 11008), (2021, 10752), (2064, 10528), (2256, 9632), (2408, 9024), (2632, 8256), (2688, 8084), (2752, 7896), (3008, 7224), (3584, 6063), (3612, 6016), (3948, 5504), (4042, 5376), (4128, 5264), (4512, 4816)]