21296704

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{179}}^1$

素因数の和:228

約数の個数: 84

約数和(自身を含む): 50200560

約数和(自身を除く): 28903856

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 143, 169, 176, 179, 208, 286, 338, 352, 358, 416, 572, 676, 704, 716, 832, 1144, 1352, 1432, 1859, 1969, 2288, 2327, 2704, 2864, 3718, 3938, 4576, 4654, 5408, 5728, 7436, 7876, 9152, 9308, 10816, 11456, 14872, 15752, 18616, 25597, 29744, 30251, 31504, 37232, 51194, 59488, 60502, 63008, 74464, 102388, 118976, 121004, 126016, 148928, 204776, 242008, 332761, 409552, 484016, 665522, 819104, 968032, 1331044, 1638208, 1936064, 2662088, 5324176, 10648352, 21296704]

約数ペア:

[(1, 21296704), (2, 10648352), (4, 5324176), (8, 2662088), (11, 1936064), (13, 1638208), (16, 1331044), (22, 968032), (26, 819104), (32, 665522), (44, 484016), (52, 409552), (64, 332761), (88, 242008), (104, 204776), (143, 148928), (169, 126016), (176, 121004), (179, 118976), (208, 102388), (286, 74464), (338, 63008), (352, 60502), (358, 59488), (416, 51194), (572, 37232), (676, 31504), (704, 30251), (716, 29744), (832, 25597), (1144, 18616), (1352, 15752), (1432, 14872), (1859, 11456), (1969, 10816), (2288, 9308), (2327, 9152), (2704, 7876), (2864, 7436), (3718, 5728), (3938, 5408), (4576, 4654)]