21150420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{18553}}^1$

素因数の和:18584

約数の個数: 48

約数和(自身を含む): 62341440

約数和(自身を除く): 41191020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 18553, 37106, 55659, 74212, 92765, 111318, 185530, 222636, 278295, 352507, 371060, 556590, 705014, 1057521, 1113180, 1410028, 1762535, 2115042, 3525070, 4230084, 5287605, 7050140, 10575210, 21150420]

約数ペア:

[(1, 21150420), (2, 10575210), (3, 7050140), (4, 5287605), (5, 4230084), (6, 3525070), (10, 2115042), (12, 1762535), (15, 1410028), (19, 1113180), (20, 1057521), (30, 705014), (38, 556590), (57, 371060), (60, 352507), (76, 278295), (95, 222636), (114, 185530), (190, 111318), (228, 92765), (285, 74212), (380, 55659), (570, 37106), (1140, 18553)]