21484170

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1693}}^1$

素因数の和:1756

約数の個数: 64

約数和(自身を含む): 58544640

約数和(自身を除く): 37060470

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 47, 54, 90, 94, 135, 141, 235, 270, 282, 423, 470, 705, 846, 1269, 1410, 1693, 2115, 2538, 3386, 4230, 5079, 6345, 8465, 10158, 12690, 15237, 16930, 25395, 30474, 45711, 50790, 76185, 79571, 91422, 152370, 159142, 228555, 238713, 397855, 457110, 477426, 716139, 795710, 1193565, 1432278, 2148417, 2387130, 3580695, 4296834, 7161390, 10742085, 21484170]

約数ペア:

[(1, 21484170), (2, 10742085), (3, 7161390), (5, 4296834), (6, 3580695), (9, 2387130), (10, 2148417), (15, 1432278), (18, 1193565), (27, 795710), (30, 716139), (45, 477426), (47, 457110), (54, 397855), (90, 238713), (94, 228555), (135, 159142), (141, 152370), (235, 91422), (270, 79571), (282, 76185), (423, 50790), (470, 45711), (705, 30474), (846, 25395), (1269, 16930), (1410, 15237), (1693, 12690), (2115, 10158), (2538, 8465), (3386, 6345), (4230, 5079)]