21437700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{3761}}^1$

素因数の和:3797

約数の個数: 72

約数和(自身を含む): 65308320

約数和(自身を除く): 43870620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 95, 100, 114, 150, 190, 228, 285, 300, 380, 475, 570, 950, 1140, 1425, 1900, 2850, 3761, 5700, 7522, 11283, 15044, 18805, 22566, 37610, 45132, 56415, 71459, 75220, 94025, 112830, 142918, 188050, 214377, 225660, 282075, 285836, 357295, 376100, 428754, 564150, 714590, 857508, 1071885, 1128300, 1429180, 1786475, 2143770, 3572950, 4287540, 5359425, 7145900, 10718850, 21437700]

約数ペア:

[(1, 21437700), (2, 10718850), (3, 7145900), (4, 5359425), (5, 4287540), (6, 3572950), (10, 2143770), (12, 1786475), (15, 1429180), (19, 1128300), (20, 1071885), (25, 857508), (30, 714590), (38, 564150), (50, 428754), (57, 376100), (60, 357295), (75, 285836), (76, 282075), (95, 225660), (100, 214377), (114, 188050), (150, 142918), (190, 112830), (228, 94025), (285, 75220), (300, 71459), (380, 56415), (475, 45132), (570, 37610), (950, 22566), (1140, 18805), (1425, 15044), (1900, 11283), (2850, 7522), (3761, 5700)]