21077892

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 64157184

約数和(自身を除く): 43079292

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 31, 33, 34, 36, 44, 51, 62, 66, 68, 93, 99, 101, 102, 124, 132, 153, 186, 187, 198, 202, 204, 279, 303, 306, 341, 372, 374, 396, 404, 527, 558, 561, 606, 612, 682, 748, 909, 1023, 1054, 1111, 1116, 1122, 1212, 1364, 1581, 1683, 1717, 1818, 2046, 2108, 2222, 2244, 3069, 3131, 3162, 3333, 3366, 3434, 3636, 4092, 4444, 4743, 5151, 5797, 6138, 6262, 6324, 6666, 6732, 6868, 9393, 9486, 9999, 10302, 11594, 12276, 12524, 13332, 15453, 17391, 18786, 18887, 18972, 19998, 20604, 23188, 28179, 30906, 34441, 34782, 37572, 37774, 39996, 52173, 53227, 56358, 56661, 61812, 68882, 69564, 75548, 103323, 104346, 106454, 112716, 113322, 137764, 159681, 169983, 206646, 208692, 212908, 226644, 309969, 319362, 339966, 413292, 479043, 585497, 619938, 638724, 679932, 958086, 1170994, 1239876, 1756491, 1916172, 2341988, 3512982, 5269473, 7025964, 10538946, 21077892]

約数ペア:

[(1, 21077892), (2, 10538946), (3, 7025964), (4, 5269473), (6, 3512982), (9, 2341988), (11, 1916172), (12, 1756491), (17, 1239876), (18, 1170994), (22, 958086), (31, 679932), (33, 638724), (34, 619938), (36, 585497), (44, 479043), (51, 413292), (62, 339966), (66, 319362), (68, 309969), (93, 226644), (99, 212908), (101, 208692), (102, 206646), (124, 169983), (132, 159681), (153, 137764), (186, 113322), (187, 112716), (198, 106454), (202, 104346), (204, 103323), (279, 75548), (303, 69564), (306, 68882), (341, 61812), (372, 56661), (374, 56358), (396, 53227), (404, 52173), (527, 39996), (558, 37774), (561, 37572), (606, 34782), (612, 34441), (682, 30906), (748, 28179), (909, 23188), (1023, 20604), (1054, 19998), (1111, 18972), (1116, 18887), (1122, 18786), (1212, 17391), (1364, 15453), (1581, 13332), (1683, 12524), (1717, 12276), (1818, 11594), (2046, 10302), (2108, 9999), (2222, 9486), (2244, 9393), (3069, 6868), (3131, 6732), (3162, 6666), (3333, 6324), (3366, 6262), (3434, 6138), (3636, 5797), (4092, 5151), (4444, 4743)]