21650608

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3169}}^1$

素因数の和:3245

約数の個数: 40

約数和(自身を含む): 48741920

約数和(自身を除く): 27091312

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 112, 122, 244, 427, 488, 854, 976, 1708, 3169, 3416, 6338, 6832, 12676, 22183, 25352, 44366, 50704, 88732, 177464, 193309, 354928, 386618, 773236, 1353163, 1546472, 2706326, 3092944, 5412652, 10825304, 21650608]

約数ペア:

[(1, 21650608), (2, 10825304), (4, 5412652), (7, 3092944), (8, 2706326), (14, 1546472), (16, 1353163), (28, 773236), (56, 386618), (61, 354928), (112, 193309), (122, 177464), (244, 88732), (427, 50704), (488, 44366), (854, 25352), (976, 22183), (1708, 12676), (3169, 6832), (3416, 6338)]