21024032

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{229}}^1$

素因数の和:409

約数の個数: 48

約数和(自身を含む): 44049600

約数和(自身を除く): 23025568

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 151, 152, 229, 302, 304, 458, 604, 608, 916, 1208, 1832, 2416, 2869, 3664, 4351, 4832, 5738, 7328, 8702, 11476, 17404, 22952, 34579, 34808, 45904, 69158, 69616, 91808, 138316, 139232, 276632, 553264, 657001, 1106528, 1314002, 2628004, 5256008, 10512016, 21024032]

約数ペア:

[(1, 21024032), (2, 10512016), (4, 5256008), (8, 2628004), (16, 1314002), (19, 1106528), (32, 657001), (38, 553264), (76, 276632), (151, 139232), (152, 138316), (229, 91808), (302, 69616), (304, 69158), (458, 45904), (604, 34808), (608, 34579), (916, 22952), (1208, 17404), (1832, 11476), (2416, 8702), (2869, 7328), (3664, 5738), (4351, 4832)]