21167293560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{25199159}}^1$

素因数の和:25199180

約数の個数: 64

約数和(自身を含む): 72573580800

約数和(自身を除く): 51406287240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 25199159, 50398318, 75597477, 100796636, 125995795, 151194954, 176394113, 201593272, 251991590, 302389908, 352788226, 377987385, 503983180, 529182339, 604779816, 705576452, 755974770, 881970565, 1007966360, 1058364678, 1411152904, 1511949540, 1763941130, 2116729356, 2645911695, 3023899080, 3527882260, 4233458712, 5291823390, 7055764520, 10583646780, 21167293560]

約数ペア:

[(1, 21167293560), (2, 10583646780), (3, 7055764520), (4, 5291823390), (5, 4233458712), (6, 3527882260), (7, 3023899080), (8, 2645911695), (10, 2116729356), (12, 1763941130), (14, 1511949540), (15, 1411152904), (20, 1058364678), (21, 1007966360), (24, 881970565), (28, 755974770), (30, 705576452), (35, 604779816), (40, 529182339), (42, 503983180), (56, 377987385), (60, 352788226), (70, 302389908), (84, 251991590), (105, 201593272), (120, 176394113), (140, 151194954), (168, 125995795), (210, 100796636), (280, 75597477), (420, 50398318), (840, 25199159)]