21454344

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{15683}}^1$

素因数の和:15714

約数の個数: 48

約数和(自身を含む): 61167600

約数和(自身を除く): 39713256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 15683, 31366, 47049, 62732, 94098, 125464, 141147, 188196, 282294, 297977, 376392, 564588, 595954, 893931, 1129176, 1191908, 1787862, 2383816, 2681793, 3575724, 5363586, 7151448, 10727172, 21454344]

約数ペア:

[(1, 21454344), (2, 10727172), (3, 7151448), (4, 5363586), (6, 3575724), (8, 2681793), (9, 2383816), (12, 1787862), (18, 1191908), (19, 1129176), (24, 893931), (36, 595954), (38, 564588), (57, 376392), (72, 297977), (76, 282294), (114, 188196), (152, 141147), (171, 125464), (228, 94098), (342, 62732), (456, 47049), (684, 31366), (1368, 15683)]