21508712442

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{170704067}}^1$

素因数の和:170704082

約数の個数: 24

約数和(自身を含む): 53259669216

約数和(自身を除く): 31750956774

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 170704067, 341408134, 512112201, 1024224402, 1194928469, 1536336603, 2389856938, 3072673206, 3584785407, 7169570814, 10754356221, 21508712442]

約数ペア:

[(1, 21508712442), (2, 10754356221), (3, 7169570814), (6, 3584785407), (7, 3072673206), (9, 2389856938), (14, 1536336603), (18, 1194928469), (21, 1024224402), (42, 512112201), (63, 341408134), (126, 170704067)]