21414375

素因数分解:

$3^6\times 5^4\times {\mathrm{47}}^1$

素因数の和:85

約数の個数: 70

約数和(自身を含む): 40974384

約数和(自身を除く): 19560009

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 47, 75, 81, 125, 135, 141, 225, 235, 243, 375, 405, 423, 625, 675, 705, 729, 1125, 1175, 1215, 1269, 1875, 2025, 2115, 3375, 3525, 3645, 3807, 5625, 5875, 6075, 6345, 10125, 10575, 11421, 16875, 17625, 18225, 19035, 29375, 30375, 31725, 34263, 50625, 52875, 57105, 88125, 91125, 95175, 151875, 158625, 171315, 264375, 285525, 455625, 475875, 793125, 856575, 1427625, 2379375, 4282875, 7138125, 21414375]

約数ペア:

[(1, 21414375), (3, 7138125), (5, 4282875), (9, 2379375), (15, 1427625), (25, 856575), (27, 793125), (45, 475875), (47, 455625), (75, 285525), (81, 264375), (125, 171315), (135, 158625), (141, 151875), (225, 95175), (235, 91125), (243, 88125), (375, 57105), (405, 52875), (423, 50625), (625, 34263), (675, 31725), (705, 30375), (729, 29375), (1125, 19035), (1175, 18225), (1215, 17625), (1269, 16875), (1875, 11421), (2025, 10575), (2115, 10125), (3375, 6345), (3525, 6075), (3645, 5875), (3807, 5625)]