21145404

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13249}}^1$

素因数の和:13282

約数の個数: 48

約数和(自身を含む): 59360000

約数和(自身を除く): 38214596

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 399, 532, 798, 1596, 13249, 26498, 39747, 52996, 79494, 92743, 158988, 185486, 251731, 278229, 370972, 503462, 556458, 755193, 1006924, 1112916, 1510386, 1762117, 3020772, 3524234, 5286351, 7048468, 10572702, 21145404]

約数ペア:

[(1, 21145404), (2, 10572702), (3, 7048468), (4, 5286351), (6, 3524234), (7, 3020772), (12, 1762117), (14, 1510386), (19, 1112916), (21, 1006924), (28, 755193), (38, 556458), (42, 503462), (57, 370972), (76, 278229), (84, 251731), (114, 185486), (133, 158988), (228, 92743), (266, 79494), (399, 52996), (532, 39747), (798, 26498), (1596, 13249)]