21007907568

素因数分解:

$2^4\times 3^2\times {\mathrm{599}}^1\times {\mathrm{243553}}^1$

素因数の和:244166

約数の個数: 60

約数和(自身を含む): 58891357200

約数和(自身を除く): 37883449632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 599, 1198, 1797, 2396, 3594, 4792, 5391, 7188, 9584, 10782, 14376, 21564, 28752, 43128, 86256, 243553, 487106, 730659, 974212, 1461318, 1948424, 2191977, 2922636, 3896848, 4383954, 5845272, 8767908, 11690544, 17535816, 35071632, 145888247, 291776494, 437664741, 583552988, 875329482, 1167105976, 1312994223, 1750658964, 2334211952, 2625988446, 3501317928, 5251976892, 7002635856, 10503953784, 21007907568]

約数ペア:

[(1, 21007907568), (2, 10503953784), (3, 7002635856), (4, 5251976892), (6, 3501317928), (8, 2625988446), (9, 2334211952), (12, 1750658964), (16, 1312994223), (18, 1167105976), (24, 875329482), (36, 583552988), (48, 437664741), (72, 291776494), (144, 145888247), (599, 35071632), (1198, 17535816), (1797, 11690544), (2396, 8767908), (3594, 5845272), (4792, 4383954), (5391, 3896848), (7188, 2922636), (9584, 2191977), (10782, 1948424), (14376, 1461318), (21564, 974212), (28752, 730659), (43128, 487106), (86256, 243553)]