21253650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{1171}}^1$

素因数の和:1208

約数の個数: 72

約数和(自身を含む): 57985872

約数和(自身を除く): 36732222

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 121, 150, 165, 242, 275, 330, 363, 550, 605, 726, 825, 1171, 1210, 1650, 1815, 2342, 3025, 3513, 3630, 5855, 6050, 7026, 9075, 11710, 12881, 17565, 18150, 25762, 29275, 35130, 38643, 58550, 64405, 77286, 87825, 128810, 141691, 175650, 193215, 283382, 322025, 386430, 425073, 644050, 708455, 850146, 966075, 1416910, 1932150, 2125365, 3542275, 4250730, 7084550, 10626825, 21253650]

約数ペア:

[(1, 21253650), (2, 10626825), (3, 7084550), (5, 4250730), (6, 3542275), (10, 2125365), (11, 1932150), (15, 1416910), (22, 966075), (25, 850146), (30, 708455), (33, 644050), (50, 425073), (55, 386430), (66, 322025), (75, 283382), (110, 193215), (121, 175650), (150, 141691), (165, 128810), (242, 87825), (275, 77286), (330, 64405), (363, 58550), (550, 38643), (605, 35130), (726, 29275), (825, 25762), (1171, 18150), (1210, 17565), (1650, 12881), (1815, 11710), (2342, 9075), (3025, 7026), (3513, 6050), (3630, 5855)]