21192430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{13163}}^1$

素因数の和:13200

約数の個数: 32

約数和(自身を含む): 45494784

約数和(自身を除く): 24302354

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 13163, 26326, 65815, 92141, 131630, 184282, 302749, 460705, 605498, 921410, 1513745, 2119243, 3027490, 4238486, 10596215, 21192430]

約数ペア:

[(1, 21192430), (2, 10596215), (5, 4238486), (7, 3027490), (10, 2119243), (14, 1513745), (23, 921410), (35, 605498), (46, 460705), (70, 302749), (115, 184282), (161, 131630), (230, 92141), (322, 65815), (805, 26326), (1610, 13163)]