21871735038

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{601}}^1\times {\mathrm{1031}}^1$

素因数の和:1730

約数の個数: 96

約数和(自身を含む): 49718515392

約数和(自身を除く): 27846780354

約数列:

[1, 2, 3, 6, 9, 18, 37, 53, 74, 106, 111, 159, 222, 318, 333, 477, 601, 666, 954, 1031, 1202, 1803, 1961, 2062, 3093, 3606, 3922, 5409, 5883, 6186, 9279, 10818, 11766, 17649, 18558, 22237, 31853, 35298, 38147, 44474, 54643, 63706, 66711, 76294, 95559, 109286, 114441, 133422, 163929, 191118, 200133, 228882, 286677, 327858, 343323, 400266, 491787, 573354, 619631, 686646, 983574, 1178561, 1239262, 1858893, 2021791, 2357122, 3535683, 3717786, 4043582, 5576679, 6065373, 7071366, 10607049, 11153358, 12130746, 18196119, 21214098, 22926347, 32840443, 36392238, 45852694, 65680886, 68779041, 98521329, 137558082, 197042658, 206337123, 295563987, 412674246, 591127974, 1215096391, 2430192782, 3645289173, 7290578346, 10935867519, 21871735038]

約数ペア:

[(1, 21871735038), (2, 10935867519), (3, 7290578346), (6, 3645289173), (9, 2430192782), (18, 1215096391), (37, 591127974), (53, 412674246), (74, 295563987), (106, 206337123), (111, 197042658), (159, 137558082), (222, 98521329), (318, 68779041), (333, 65680886), (477, 45852694), (601, 36392238), (666, 32840443), (954, 22926347), (1031, 21214098), (1202, 18196119), (1803, 12130746), (1961, 11153358), (2062, 10607049), (3093, 7071366), (3606, 6065373), (3922, 5576679), (5409, 4043582), (5883, 3717786), (6186, 3535683), (9279, 2357122), (10818, 2021791), (11766, 1858893), (17649, 1239262), (18558, 1178561), (22237, 983574), (31853, 686646), (35298, 619631), (38147, 573354), (44474, 491787), (54643, 400266), (63706, 343323), (66711, 327858), (76294, 286677), (95559, 228882), (109286, 200133), (114441, 191118), (133422, 163929)]