21234864

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{63199}}^1$

素因数の和:63217

約数の個数: 40

約数和(自身を含む): 62694400

約数和(自身を除く): 41459536

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 63199, 126398, 189597, 252796, 379194, 442393, 505592, 758388, 884786, 1011184, 1327179, 1516776, 1769572, 2654358, 3033552, 3539144, 5308716, 7078288, 10617432, 21234864]

約数ペア:

[(1, 21234864), (2, 10617432), (3, 7078288), (4, 5308716), (6, 3539144), (7, 3033552), (8, 2654358), (12, 1769572), (14, 1516776), (16, 1327179), (21, 1011184), (24, 884786), (28, 758388), (42, 505592), (48, 442393), (56, 379194), (84, 252796), (112, 189597), (168, 126398), (336, 63199)]