21476576

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:172

約数の個数: 96

約数和(自身を含む): 50676192

約数和(自身を除く): 29199616

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 37, 44, 68, 74, 88, 97, 136, 148, 176, 187, 194, 272, 296, 352, 374, 388, 407, 544, 592, 629, 748, 776, 814, 1067, 1184, 1258, 1496, 1552, 1628, 1649, 2134, 2516, 2992, 3104, 3256, 3298, 3589, 4268, 5032, 5984, 6512, 6596, 6919, 7178, 8536, 10064, 13024, 13192, 13838, 14356, 17072, 18139, 20128, 26384, 27676, 28712, 34144, 36278, 39479, 52768, 55352, 57424, 61013, 72556, 78958, 110704, 114848, 122026, 145112, 157916, 221408, 244052, 290224, 315832, 488104, 580448, 631664, 671143, 976208, 1263328, 1342286, 1952416, 2684572, 5369144, 10738288, 21476576]

約数ペア:

[(1, 21476576), (2, 10738288), (4, 5369144), (8, 2684572), (11, 1952416), (16, 1342286), (17, 1263328), (22, 976208), (32, 671143), (34, 631664), (37, 580448), (44, 488104), (68, 315832), (74, 290224), (88, 244052), (97, 221408), (136, 157916), (148, 145112), (176, 122026), (187, 114848), (194, 110704), (272, 78958), (296, 72556), (352, 61013), (374, 57424), (388, 55352), (407, 52768), (544, 39479), (592, 36278), (629, 34144), (748, 28712), (776, 27676), (814, 26384), (1067, 20128), (1184, 18139), (1258, 17072), (1496, 14356), (1552, 13838), (1628, 13192), (1649, 13024), (2134, 10064), (2516, 8536), (2992, 7178), (3104, 6919), (3256, 6596), (3298, 6512), (3589, 5984), (4268, 5032)]