21541104

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1$

素因数の和:375

約数の個数: 120

約数和(自身を含む): 66891552

約数和(自身を除く): 45350448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 37, 39, 48, 52, 72, 74, 78, 104, 111, 117, 144, 148, 156, 208, 222, 234, 296, 311, 312, 333, 444, 468, 481, 592, 622, 624, 666, 888, 933, 936, 962, 1244, 1332, 1443, 1776, 1866, 1872, 1924, 2488, 2664, 2799, 2886, 3732, 3848, 4043, 4329, 4976, 5328, 5598, 5772, 7464, 7696, 8086, 8658, 11196, 11507, 11544, 12129, 14928, 16172, 17316, 22392, 23014, 23088, 24258, 32344, 34521, 34632, 36387, 44784, 46028, 48516, 64688, 69042, 69264, 72774, 92056, 97032, 103563, 138084, 145548, 149591, 184112, 194064, 207126, 276168, 291096, 299182, 414252, 448773, 552336, 582192, 598364, 828504, 897546, 1196728, 1346319, 1657008, 1795092, 2393456, 2692638, 3590184, 5385276, 7180368, 10770552, 21541104]

約数ペア:

[(1, 21541104), (2, 10770552), (3, 7180368), (4, 5385276), (6, 3590184), (8, 2692638), (9, 2393456), (12, 1795092), (13, 1657008), (16, 1346319), (18, 1196728), (24, 897546), (26, 828504), (36, 598364), (37, 582192), (39, 552336), (48, 448773), (52, 414252), (72, 299182), (74, 291096), (78, 276168), (104, 207126), (111, 194064), (117, 184112), (144, 149591), (148, 145548), (156, 138084), (208, 103563), (222, 97032), (234, 92056), (296, 72774), (311, 69264), (312, 69042), (333, 64688), (444, 48516), (468, 46028), (481, 44784), (592, 36387), (622, 34632), (624, 34521), (666, 32344), (888, 24258), (933, 23088), (936, 23014), (962, 22392), (1244, 17316), (1332, 16172), (1443, 14928), (1776, 12129), (1866, 11544), (1872, 11507), (1924, 11196), (2488, 8658), (2664, 8086), (2799, 7696), (2886, 7464), (3732, 5772), (3848, 5598), (4043, 5328), (4329, 4976)]