21872550

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{563}}^1$

素因数の和:622

約数の個数: 96

約数和(自身を含む): 63781632

約数和(自身を除く): 41909082

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 37, 42, 50, 70, 74, 75, 105, 111, 150, 175, 185, 210, 222, 259, 350, 370, 518, 525, 555, 563, 777, 925, 1050, 1110, 1126, 1295, 1554, 1689, 1850, 2590, 2775, 2815, 3378, 3885, 3941, 5550, 5630, 6475, 7770, 7882, 8445, 11823, 12950, 14075, 16890, 19425, 19705, 20831, 23646, 28150, 38850, 39410, 41662, 42225, 59115, 62493, 84450, 98525, 104155, 118230, 124986, 145817, 197050, 208310, 291634, 295575, 312465, 437451, 520775, 591150, 624930, 729085, 874902, 1041550, 1458170, 1562325, 2187255, 3124650, 3645425, 4374510, 7290850, 10936275, 21872550]

約数ペア:

[(1, 21872550), (2, 10936275), (3, 7290850), (5, 4374510), (6, 3645425), (7, 3124650), (10, 2187255), (14, 1562325), (15, 1458170), (21, 1041550), (25, 874902), (30, 729085), (35, 624930), (37, 591150), (42, 520775), (50, 437451), (70, 312465), (74, 295575), (75, 291634), (105, 208310), (111, 197050), (150, 145817), (175, 124986), (185, 118230), (210, 104155), (222, 98525), (259, 84450), (350, 62493), (370, 59115), (518, 42225), (525, 41662), (555, 39410), (563, 38850), (777, 28150), (925, 23646), (1050, 20831), (1110, 19705), (1126, 19425), (1295, 16890), (1554, 14075), (1689, 12950), (1850, 11823), (2590, 8445), (2775, 7882), (2815, 7770), (3378, 6475), (3885, 5630), (3941, 5550)]