21960736

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:186

約数の個数: 96

約数和(自身を含む): 53706240

約数和(自身を除く): 31745504

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 73, 79, 112, 119, 136, 146, 158, 224, 238, 272, 292, 316, 476, 511, 544, 553, 584, 632, 952, 1022, 1106, 1168, 1241, 1264, 1343, 1904, 2044, 2212, 2336, 2482, 2528, 2686, 3808, 4088, 4424, 4964, 5372, 5767, 8176, 8687, 8848, 9401, 9928, 10744, 11534, 16352, 17374, 17696, 18802, 19856, 21488, 23068, 34748, 37604, 39712, 40369, 42976, 46136, 69496, 75208, 80738, 92272, 98039, 138992, 150416, 161476, 184544, 196078, 277984, 300832, 322952, 392156, 645904, 686273, 784312, 1291808, 1372546, 1568624, 2745092, 3137248, 5490184, 10980368, 21960736]

約数ペア:

[(1, 21960736), (2, 10980368), (4, 5490184), (7, 3137248), (8, 2745092), (14, 1568624), (16, 1372546), (17, 1291808), (28, 784312), (32, 686273), (34, 645904), (56, 392156), (68, 322952), (73, 300832), (79, 277984), (112, 196078), (119, 184544), (136, 161476), (146, 150416), (158, 138992), (224, 98039), (238, 92272), (272, 80738), (292, 75208), (316, 69496), (476, 46136), (511, 42976), (544, 40369), (553, 39712), (584, 37604), (632, 34748), (952, 23068), (1022, 21488), (1106, 19856), (1168, 18802), (1241, 17696), (1264, 17374), (1343, 16352), (1904, 11534), (2044, 10744), (2212, 9928), (2336, 9401), (2482, 8848), (2528, 8687), (2686, 8176), (3808, 5767), (4088, 5372), (4424, 4964)]