21338348520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2504501}}^1$

素因数の和:2504586

約数の個数: 64

約数和(自身を含む): 64916691840

約数和(自身を除く): 43578343320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 4260, 8520, 2504501, 5009002, 7513503, 10018004, 12522505, 15027006, 20036008, 25045010, 30054012, 37567515, 50090020, 60108024, 75135030, 100180040, 150270060, 177819571, 300540120, 355639142, 533458713, 711278284, 889097855, 1066917426, 1422556568, 1778195710, 2133834852, 2667293565, 3556391420, 4267669704, 5334587130, 7112782840, 10669174260, 21338348520]

約数ペア:

[(1, 21338348520), (2, 10669174260), (3, 7112782840), (4, 5334587130), (5, 4267669704), (6, 3556391420), (8, 2667293565), (10, 2133834852), (12, 1778195710), (15, 1422556568), (20, 1066917426), (24, 889097855), (30, 711278284), (40, 533458713), (60, 355639142), (71, 300540120), (120, 177819571), (142, 150270060), (213, 100180040), (284, 75135030), (355, 60108024), (426, 50090020), (568, 37567515), (710, 30054012), (852, 25045010), (1065, 20036008), (1420, 15027006), (1704, 12522505), (2130, 10018004), (2840, 7513503), (4260, 5009002), (8520, 2504501)]