21494070

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18371}}^1$

素因数の和:18397

約数の個数: 48

約数和(自身を含む): 60186672

約数和(自身を除く): 38692602

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 18371, 36742, 55113, 91855, 110226, 165339, 183710, 238823, 275565, 330678, 477646, 551130, 716469, 826695, 1194115, 1432938, 1653390, 2149407, 2388230, 3582345, 4298814, 7164690, 10747035, 21494070]

約数ペア:

[(1, 21494070), (2, 10747035), (3, 7164690), (5, 4298814), (6, 3582345), (9, 2388230), (10, 2149407), (13, 1653390), (15, 1432938), (18, 1194115), (26, 826695), (30, 716469), (39, 551130), (45, 477646), (65, 330678), (78, 275565), (90, 238823), (117, 183710), (130, 165339), (195, 110226), (234, 91855), (390, 55113), (585, 36742), (1170, 18371)]