21963840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{167}}^1$

素因数の和:324

約数の個数: 112

約数和(自身を含む): 70664832

約数和(自身を除く): 48700992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 137, 160, 167, 192, 240, 274, 320, 334, 411, 480, 501, 548, 668, 685, 822, 835, 960, 1002, 1096, 1336, 1370, 1644, 1670, 2004, 2055, 2192, 2505, 2672, 2740, 3288, 3340, 4008, 4110, 4384, 5010, 5344, 5480, 6576, 6680, 8016, 8220, 8768, 10020, 10688, 10960, 13152, 13360, 16032, 16440, 20040, 21920, 22879, 26304, 26720, 32064, 32880, 40080, 43840, 45758, 53440, 65760, 68637, 80160, 91516, 114395, 131520, 137274, 160320, 183032, 228790, 274548, 343185, 366064, 457580, 549096, 686370, 732128, 915160, 1098192, 1372740, 1464256, 1830320, 2196384, 2745480, 3660640, 4392768, 5490960, 7321280, 10981920, 21963840]

約数ペア:

[(1, 21963840), (2, 10981920), (3, 7321280), (4, 5490960), (5, 4392768), (6, 3660640), (8, 2745480), (10, 2196384), (12, 1830320), (15, 1464256), (16, 1372740), (20, 1098192), (24, 915160), (30, 732128), (32, 686370), (40, 549096), (48, 457580), (60, 366064), (64, 343185), (80, 274548), (96, 228790), (120, 183032), (137, 160320), (160, 137274), (167, 131520), (192, 114395), (240, 91516), (274, 80160), (320, 68637), (334, 65760), (411, 53440), (480, 45758), (501, 43840), (548, 40080), (668, 32880), (685, 32064), (822, 26720), (835, 26304), (960, 22879), (1002, 21920), (1096, 20040), (1336, 16440), (1370, 16032), (1644, 13360), (1670, 13152), (2004, 10960), (2055, 10688), (2192, 10020), (2505, 8768), (2672, 8220), (2740, 8016), (3288, 6680), (3340, 6576), (4008, 5480), (4110, 5344), (4384, 5010)]