21629568

素因数分解:

$2^7\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:150

約数の個数: 128

約数和(自身を含む): 62668800

約数和(自身を除く): 41039232

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 31, 32, 46, 48, 62, 64, 69, 79, 92, 93, 96, 124, 128, 138, 158, 184, 186, 192, 237, 248, 276, 316, 368, 372, 384, 474, 496, 552, 632, 713, 736, 744, 948, 992, 1104, 1264, 1426, 1472, 1488, 1817, 1896, 1984, 2139, 2208, 2449, 2528, 2852, 2944, 2976, 3634, 3792, 3968, 4278, 4416, 4898, 5056, 5451, 5704, 5952, 7268, 7347, 7584, 8556, 8832, 9796, 10112, 10902, 11408, 11904, 14536, 14694, 15168, 17112, 19592, 21804, 22816, 29072, 29388, 30336, 34224, 39184, 43608, 45632, 56327, 58144, 58776, 68448, 78368, 87216, 91264, 112654, 116288, 117552, 136896, 156736, 168981, 174432, 225308, 232576, 235104, 273792, 313472, 337962, 348864, 450616, 470208, 675924, 697728, 901232, 940416, 1351848, 1802464, 2703696, 3604928, 5407392, 7209856, 10814784, 21629568]

約数ペア:

[(1, 21629568), (2, 10814784), (3, 7209856), (4, 5407392), (6, 3604928), (8, 2703696), (12, 1802464), (16, 1351848), (23, 940416), (24, 901232), (31, 697728), (32, 675924), (46, 470208), (48, 450616), (62, 348864), (64, 337962), (69, 313472), (79, 273792), (92, 235104), (93, 232576), (96, 225308), (124, 174432), (128, 168981), (138, 156736), (158, 136896), (184, 117552), (186, 116288), (192, 112654), (237, 91264), (248, 87216), (276, 78368), (316, 68448), (368, 58776), (372, 58144), (384, 56327), (474, 45632), (496, 43608), (552, 39184), (632, 34224), (713, 30336), (736, 29388), (744, 29072), (948, 22816), (992, 21804), (1104, 19592), (1264, 17112), (1426, 15168), (1472, 14694), (1488, 14536), (1817, 11904), (1896, 11408), (1984, 10902), (2139, 10112), (2208, 9796), (2449, 8832), (2528, 8556), (2852, 7584), (2944, 7347), (2976, 7268), (3634, 5952), (3792, 5704), (3968, 5451), (4278, 5056), (4416, 4898)]