21875430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{727}}^1$

素因数の和:813

約数の個数: 64

約数和(自身を含む): 56609280

約数和(自身を除く): 34733850

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 59, 85, 102, 118, 170, 177, 255, 295, 354, 510, 590, 727, 885, 1003, 1454, 1770, 2006, 2181, 3009, 3635, 4362, 5015, 6018, 7270, 10030, 10905, 12359, 15045, 21810, 24718, 30090, 37077, 42893, 61795, 74154, 85786, 123590, 128679, 185385, 214465, 257358, 370770, 428930, 643395, 729181, 1286790, 1458362, 2187543, 3645905, 4375086, 7291810, 10937715, 21875430]

約数ペア:

[(1, 21875430), (2, 10937715), (3, 7291810), (5, 4375086), (6, 3645905), (10, 2187543), (15, 1458362), (17, 1286790), (30, 729181), (34, 643395), (51, 428930), (59, 370770), (85, 257358), (102, 214465), (118, 185385), (170, 128679), (177, 123590), (255, 85786), (295, 74154), (354, 61795), (510, 42893), (590, 37077), (727, 30090), (885, 24718), (1003, 21810), (1454, 15045), (1770, 12359), (2006, 10905), (2181, 10030), (3009, 7270), (3635, 6018), (4362, 5015)]