21053676237

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1\times {\mathrm{1721}}^1$

素因数の和:2042

約数の個数: 64

約数和(自身を含む): 32731776000

約数和(自身を除く): 11678099763

約数列:

[1, 3, 11, 19, 33, 57, 109, 179, 209, 327, 537, 627, 1199, 1721, 1969, 2071, 3401, 3597, 5163, 5907, 6213, 10203, 18931, 19511, 22781, 32699, 37411, 56793, 58533, 68343, 98097, 112233, 187589, 214621, 308059, 359689, 370709, 562767, 643863, 924177, 1079067, 1112127, 2063479, 3388649, 3564191, 4077799, 5853121, 6190437, 10165947, 10692573, 12233397, 17559363, 33578431, 39206101, 64384331, 100735293, 117618303, 193152993, 369362741, 637990189, 1108088223, 1913970567, 7017892079, 21053676237]

約数ペア:

[(1, 21053676237), (3, 7017892079), (11, 1913970567), (19, 1108088223), (33, 637990189), (57, 369362741), (109, 193152993), (179, 117618303), (209, 100735293), (327, 64384331), (537, 39206101), (627, 33578431), (1199, 17559363), (1721, 12233397), (1969, 10692573), (2071, 10165947), (3401, 6190437), (3597, 5853121), (5163, 4077799), (5907, 3564191), (6213, 3388649), (10203, 2063479), (18931, 1112127), (19511, 1079067), (22781, 924177), (32699, 643863), (37411, 562767), (56793, 370709), (58533, 359689), (68343, 308059), (98097, 214621), (112233, 187589)]