21758368

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:134

約数の個数: 96

約数和(自身を含む): 49641984

約数和(自身を除く): 27883616

約数列:

[1, 2, 4, 8, 16, 17, 23, 32, 34, 37, 46, 47, 68, 74, 92, 94, 136, 148, 184, 188, 272, 296, 368, 376, 391, 544, 592, 629, 736, 752, 782, 799, 851, 1081, 1184, 1258, 1504, 1564, 1598, 1702, 1739, 2162, 2516, 3128, 3196, 3404, 3478, 4324, 5032, 6256, 6392, 6808, 6956, 8648, 10064, 12512, 12784, 13616, 13912, 14467, 17296, 18377, 20128, 25568, 27232, 27824, 28934, 29563, 34592, 36754, 39997, 55648, 57868, 59126, 73508, 79994, 115736, 118252, 147016, 159988, 231472, 236504, 294032, 319976, 462944, 473008, 588064, 639952, 679949, 946016, 1279904, 1359898, 2719796, 5439592, 10879184, 21758368]

約数ペア:

[(1, 21758368), (2, 10879184), (4, 5439592), (8, 2719796), (16, 1359898), (17, 1279904), (23, 946016), (32, 679949), (34, 639952), (37, 588064), (46, 473008), (47, 462944), (68, 319976), (74, 294032), (92, 236504), (94, 231472), (136, 159988), (148, 147016), (184, 118252), (188, 115736), (272, 79994), (296, 73508), (368, 59126), (376, 57868), (391, 55648), (544, 39997), (592, 36754), (629, 34592), (736, 29563), (752, 28934), (782, 27824), (799, 27232), (851, 25568), (1081, 20128), (1184, 18377), (1258, 17296), (1504, 14467), (1564, 13912), (1598, 13616), (1702, 12784), (1739, 12512), (2162, 10064), (2516, 8648), (3128, 6956), (3196, 6808), (3404, 6392), (3478, 6256), (4324, 5032)]