21412300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{181}}^1$

素因数の和:228

約数の個数: 108

約数和(自身を含む): 57819216

約数和(自身を除く): 36406916

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 169, 175, 181, 182, 260, 325, 338, 350, 362, 364, 455, 650, 676, 700, 724, 845, 905, 910, 1183, 1267, 1300, 1690, 1810, 1820, 2275, 2353, 2366, 2534, 3380, 3620, 4225, 4525, 4550, 4706, 4732, 5068, 5915, 6335, 8450, 9050, 9100, 9412, 11765, 11830, 12670, 16471, 16900, 18100, 23530, 23660, 25340, 29575, 30589, 31675, 32942, 47060, 58825, 59150, 61178, 63350, 65884, 82355, 117650, 118300, 122356, 126700, 152945, 164710, 214123, 235300, 305890, 329420, 411775, 428246, 611780, 764725, 823550, 856492, 1070615, 1529450, 1647100, 2141230, 3058900, 4282460, 5353075, 10706150, 21412300]

約数ペア:

[(1, 21412300), (2, 10706150), (4, 5353075), (5, 4282460), (7, 3058900), (10, 2141230), (13, 1647100), (14, 1529450), (20, 1070615), (25, 856492), (26, 823550), (28, 764725), (35, 611780), (50, 428246), (52, 411775), (65, 329420), (70, 305890), (91, 235300), (100, 214123), (130, 164710), (140, 152945), (169, 126700), (175, 122356), (181, 118300), (182, 117650), (260, 82355), (325, 65884), (338, 63350), (350, 61178), (362, 59150), (364, 58825), (455, 47060), (650, 32942), (676, 31675), (700, 30589), (724, 29575), (845, 25340), (905, 23660), (910, 23530), (1183, 18100), (1267, 16900), (1300, 16471), (1690, 12670), (1810, 11830), (1820, 11765), (2275, 9412), (2353, 9100), (2366, 9050), (2534, 8450), (3380, 6335), (3620, 5915), (4225, 5068), (4525, 4732), (4550, 4706)]