21320965440

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{7403113}}^1$

素因数の和:7403136

約数の個数: 84

約数和(自身を含む): 73335247284

約数和(自身を除く): 52014281844

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 7403113, 14806226, 22209339, 29612452, 37015565, 44418678, 59224904, 66628017, 74031130, 88837356, 111046695, 118449808, 133256034, 148062260, 177674712, 222093390, 236899616, 266512068, 296124520, 333140085, 355349424, 444186780, 473799232, 533024136, 592249040, 666280170, 710698848, 888373560, 1066048272, 1184498080, 1332560340, 1421397696, 1776747120, 2132096544, 2368996160, 2665120680, 3553494240, 4264193088, 5330241360, 7106988480, 10660482720, 21320965440]

約数ペア:

[(1, 21320965440), (2, 10660482720), (3, 7106988480), (4, 5330241360), (5, 4264193088), (6, 3553494240), (8, 2665120680), (9, 2368996160), (10, 2132096544), (12, 1776747120), (15, 1421397696), (16, 1332560340), (18, 1184498080), (20, 1066048272), (24, 888373560), (30, 710698848), (32, 666280170), (36, 592249040), (40, 533024136), (45, 473799232), (48, 444186780), (60, 355349424), (64, 333140085), (72, 296124520), (80, 266512068), (90, 236899616), (96, 222093390), (120, 177674712), (144, 148062260), (160, 133256034), (180, 118449808), (192, 111046695), (240, 88837356), (288, 74031130), (320, 66628017), (360, 59224904), (480, 44418678), (576, 37015565), (720, 29612452), (960, 22209339), (1440, 14806226), (2880, 7403113)]