21068256

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:376

約数の個数: 96

約数和(自身を含む): 61399296

約数和(自身を除く): 40331040

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 71, 88, 96, 132, 142, 176, 213, 264, 281, 284, 352, 426, 528, 562, 568, 781, 843, 852, 1056, 1124, 1136, 1562, 1686, 1704, 2248, 2272, 2343, 3091, 3124, 3372, 3408, 4496, 4686, 6182, 6248, 6744, 6816, 8992, 9273, 9372, 12364, 12496, 13488, 18546, 18744, 19951, 24728, 24992, 26976, 37092, 37488, 39902, 49456, 59853, 74184, 74976, 79804, 98912, 119706, 148368, 159608, 219461, 239412, 296736, 319216, 438922, 478824, 638432, 658383, 877844, 957648, 1316766, 1755688, 1915296, 2633532, 3511376, 5267064, 7022752, 10534128, 21068256]

約数ペア:

[(1, 21068256), (2, 10534128), (3, 7022752), (4, 5267064), (6, 3511376), (8, 2633532), (11, 1915296), (12, 1755688), (16, 1316766), (22, 957648), (24, 877844), (32, 658383), (33, 638432), (44, 478824), (48, 438922), (66, 319216), (71, 296736), (88, 239412), (96, 219461), (132, 159608), (142, 148368), (176, 119706), (213, 98912), (264, 79804), (281, 74976), (284, 74184), (352, 59853), (426, 49456), (528, 39902), (562, 37488), (568, 37092), (781, 26976), (843, 24992), (852, 24728), (1056, 19951), (1124, 18744), (1136, 18546), (1562, 13488), (1686, 12496), (1704, 12364), (2248, 9372), (2272, 9273), (2343, 8992), (3091, 6816), (3124, 6744), (3372, 6248), (3408, 6182), (4496, 4686)]