21268559130

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7790681}}^1$

素因数の和:7790711

約数の個数: 64

約数和(自身を含む): 62824059648

約数和(自身を除く): 41555500518

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 7790681, 15581362, 23372043, 38953405, 46744086, 54534767, 77906810, 101278853, 109069534, 116860215, 163604301, 202557706, 233720430, 272673835, 303836559, 327208602, 506394265, 545347670, 607673118, 708951971, 818021505, 1012788530, 1417903942, 1519182795, 1636043010, 2126855913, 3038365590, 3544759855, 4253711826, 7089519710, 10634279565, 21268559130]

約数ペア:

[(1, 21268559130), (2, 10634279565), (3, 7089519710), (5, 4253711826), (6, 3544759855), (7, 3038365590), (10, 2126855913), (13, 1636043010), (14, 1519182795), (15, 1417903942), (21, 1012788530), (26, 818021505), (30, 708951971), (35, 607673118), (39, 545347670), (42, 506394265), (65, 327208602), (70, 303836559), (78, 272673835), (91, 233720430), (105, 202557706), (130, 163604301), (182, 116860215), (195, 109069534), (210, 101278853), (273, 77906810), (390, 54534767), (455, 46744086), (546, 38953405), (910, 23372043), (1365, 15581362), (2730, 7790681)]