21163530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{347}}^1$

素因数の和:483

約数の個数: 64

約数和(自身を含む): 54120960

約数和(自身を除く): 32957430

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 107, 114, 190, 214, 285, 321, 347, 535, 570, 642, 694, 1041, 1070, 1605, 1735, 2033, 2082, 3210, 3470, 4066, 5205, 6099, 6593, 10165, 10410, 12198, 13186, 19779, 20330, 30495, 32965, 37129, 39558, 60990, 65930, 74258, 98895, 111387, 185645, 197790, 222774, 371290, 556935, 705451, 1113870, 1410902, 2116353, 3527255, 4232706, 7054510, 10581765, 21163530]

約数ペア:

[(1, 21163530), (2, 10581765), (3, 7054510), (5, 4232706), (6, 3527255), (10, 2116353), (15, 1410902), (19, 1113870), (30, 705451), (38, 556935), (57, 371290), (95, 222774), (107, 197790), (114, 185645), (190, 111387), (214, 98895), (285, 74258), (321, 65930), (347, 60990), (535, 39558), (570, 37129), (642, 32965), (694, 30495), (1041, 20330), (1070, 19779), (1605, 13186), (1735, 12198), (2033, 10410), (2082, 10165), (3210, 6593), (3470, 6099), (4066, 5205)]