21822360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{313}}^1$

素因数の和:417

約数の個数: 128

約数和(自身を含む): 75962880

約数和(自身を除く): 54140520

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, 83, 84, 105, 120, 140, 166, 168, 210, 249, 280, 313, 332, 415, 420, 498, 581, 626, 664, 830, 840, 939, 996, 1162, 1245, 1252, 1565, 1660, 1743, 1878, 1992, 2191, 2324, 2490, 2504, 2905, 3130, 3320, 3486, 3756, 4382, 4648, 4695, 4980, 5810, 6260, 6573, 6972, 7512, 8715, 8764, 9390, 9960, 10955, 11620, 12520, 13146, 13944, 17430, 17528, 18780, 21910, 23240, 25979, 26292, 32865, 34860, 37560, 43820, 51958, 52584, 65730, 69720, 77937, 87640, 103916, 129895, 131460, 155874, 181853, 207832, 259790, 262920, 311748, 363706, 389685, 519580, 545559, 623496, 727412, 779370, 909265, 1039160, 1091118, 1454824, 1558740, 1818530, 2182236, 2727795, 3117480, 3637060, 4364472, 5455590, 7274120, 10911180, 21822360]

約数ペア:

[(1, 21822360), (2, 10911180), (3, 7274120), (4, 5455590), (5, 4364472), (6, 3637060), (7, 3117480), (8, 2727795), (10, 2182236), (12, 1818530), (14, 1558740), (15, 1454824), (20, 1091118), (21, 1039160), (24, 909265), (28, 779370), (30, 727412), (35, 623496), (40, 545559), (42, 519580), (56, 389685), (60, 363706), (70, 311748), (83, 262920), (84, 259790), (105, 207832), (120, 181853), (140, 155874), (166, 131460), (168, 129895), (210, 103916), (249, 87640), (280, 77937), (313, 69720), (332, 65730), (415, 52584), (420, 51958), (498, 43820), (581, 37560), (626, 34860), (664, 32865), (830, 26292), (840, 25979), (939, 23240), (996, 21910), (1162, 18780), (1245, 17528), (1252, 17430), (1565, 13944), (1660, 13146), (1743, 12520), (1878, 11620), (1992, 10955), (2191, 9960), (2324, 9390), (2490, 8764), (2504, 8715), (2905, 7512), (3130, 6972), (3320, 6573), (3486, 6260), (3756, 5810), (4382, 4980), (4648, 4695)]