21384330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:212

約数の個数: 96

約数和(自身を含む): 58145472

約数和(自身を除く): 36761142

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 43, 55, 66, 86, 110, 121, 129, 137, 165, 215, 242, 258, 274, 330, 363, 411, 430, 473, 605, 645, 685, 726, 822, 946, 1210, 1290, 1370, 1419, 1507, 1815, 2055, 2365, 2838, 3014, 3630, 4110, 4521, 4730, 5203, 5891, 7095, 7535, 9042, 10406, 11782, 14190, 15070, 15609, 16577, 17673, 22605, 26015, 29455, 31218, 33154, 35346, 45210, 49731, 52030, 58910, 64801, 78045, 82885, 88365, 99462, 129602, 156090, 165770, 176730, 194403, 248655, 324005, 388806, 497310, 648010, 712811, 972015, 1425622, 1944030, 2138433, 3564055, 4276866, 7128110, 10692165, 21384330]

約数ペア:

[(1, 21384330), (2, 10692165), (3, 7128110), (5, 4276866), (6, 3564055), (10, 2138433), (11, 1944030), (15, 1425622), (22, 972015), (30, 712811), (33, 648010), (43, 497310), (55, 388806), (66, 324005), (86, 248655), (110, 194403), (121, 176730), (129, 165770), (137, 156090), (165, 129602), (215, 99462), (242, 88365), (258, 82885), (274, 78045), (330, 64801), (363, 58910), (411, 52030), (430, 49731), (473, 45210), (605, 35346), (645, 33154), (685, 31218), (726, 29455), (822, 26015), (946, 22605), (1210, 17673), (1290, 16577), (1370, 15609), (1419, 15070), (1507, 14190), (1815, 11782), (2055, 10406), (2365, 9042), (2838, 7535), (3014, 7095), (3630, 5891), (4110, 5203), (4521, 4730)]