21363390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{13963}}^1$

素因数の和:13993

約数の個数: 48

約数和(自身を含む): 58816368

約数和(自身を除く): 37452978

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 13963, 27926, 41889, 69815, 83778, 125667, 139630, 209445, 237371, 251334, 418890, 474742, 628335, 712113, 1186855, 1256670, 1424226, 2136339, 2373710, 3560565, 4272678, 7121130, 10681695, 21363390]

約数ペア:

[(1, 21363390), (2, 10681695), (3, 7121130), (5, 4272678), (6, 3560565), (9, 2373710), (10, 2136339), (15, 1424226), (17, 1256670), (18, 1186855), (30, 712113), (34, 628335), (45, 474742), (51, 418890), (85, 251334), (90, 237371), (102, 209445), (153, 139630), (170, 125667), (255, 83778), (306, 69815), (510, 41889), (765, 27926), (1530, 13963)]