21815461728

素因数分解:

$2^5\times 3^4\times {\mathrm{23}}^1\times {\mathrm{365933}}^1$

素因数の和:365978

約数の個数: 120

約数和(自身を含む): 66948357168

約数和(自身を除く): 45132895440

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 46, 48, 54, 69, 72, 81, 92, 96, 108, 138, 144, 162, 184, 207, 216, 276, 288, 324, 368, 414, 432, 552, 621, 648, 736, 828, 864, 1104, 1242, 1296, 1656, 1863, 2208, 2484, 2592, 3312, 3726, 4968, 6624, 7452, 9936, 14904, 19872, 29808, 59616, 365933, 731866, 1097799, 1463732, 2195598, 2927464, 3293397, 4391196, 5854928, 6586794, 8416459, 8782392, 9880191, 11709856, 13173588, 16832918, 17564784, 19760382, 25249377, 26347176, 29640573, 33665836, 35129568, 39520764, 50498754, 52694352, 59281146, 67331672, 75748131, 79041528, 100997508, 105388704, 118562292, 134663344, 151496262, 158083056, 201995016, 227244393, 237124584, 269326688, 302992524, 316166112, 403990032, 454488786, 474249168, 605985048, 681733179, 807980064, 908977572, 948498336, 1211970096, 1363466358, 1817955144, 2423940192, 2726932716, 3635910288, 5453865432, 7271820576, 10907730864, 21815461728]

約数ペア:

[(1, 21815461728), (2, 10907730864), (3, 7271820576), (4, 5453865432), (6, 3635910288), (8, 2726932716), (9, 2423940192), (12, 1817955144), (16, 1363466358), (18, 1211970096), (23, 948498336), (24, 908977572), (27, 807980064), (32, 681733179), (36, 605985048), (46, 474249168), (48, 454488786), (54, 403990032), (69, 316166112), (72, 302992524), (81, 269326688), (92, 237124584), (96, 227244393), (108, 201995016), (138, 158083056), (144, 151496262), (162, 134663344), (184, 118562292), (207, 105388704), (216, 100997508), (276, 79041528), (288, 75748131), (324, 67331672), (368, 59281146), (414, 52694352), (432, 50498754), (552, 39520764), (621, 35129568), (648, 33665836), (736, 29640573), (828, 26347176), (864, 25249377), (1104, 19760382), (1242, 17564784), (1296, 16832918), (1656, 13173588), (1863, 11709856), (2208, 9880191), (2484, 8782392), (2592, 8416459), (3312, 6586794), (3726, 5854928), (4968, 4391196), (6624, 3293397), (7452, 2927464), (9936, 2195598), (14904, 1463732), (19872, 1097799), (29808, 731866), (59616, 365933)]