21074190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{2671}}^1$

素因数の和:2944

約数の個数: 32

約数和(自身を含む): 50789376

約数和(自身を除く): 29715186

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 263, 526, 789, 1315, 1578, 2630, 2671, 3945, 5342, 7890, 8013, 13355, 16026, 26710, 40065, 80130, 702473, 1404946, 2107419, 3512365, 4214838, 7024730, 10537095, 21074190]

約数ペア:

[(1, 21074190), (2, 10537095), (3, 7024730), (5, 4214838), (6, 3512365), (10, 2107419), (15, 1404946), (30, 702473), (263, 80130), (526, 40065), (789, 26710), (1315, 16026), (1578, 13355), (2630, 8013), (2671, 7890), (3945, 5342)]