21740472

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23227}}^1$

素因数の和:23252

約数の個数: 48

約数和(自身を含む): 63412440

約数和(自身を除く): 41671968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 23227, 46454, 69681, 92908, 139362, 185816, 209043, 278724, 301951, 418086, 557448, 603902, 836172, 905853, 1207804, 1672344, 1811706, 2415608, 2717559, 3623412, 5435118, 7246824, 10870236, 21740472]

約数ペア:

[(1, 21740472), (2, 10870236), (3, 7246824), (4, 5435118), (6, 3623412), (8, 2717559), (9, 2415608), (12, 1811706), (13, 1672344), (18, 1207804), (24, 905853), (26, 836172), (36, 603902), (39, 557448), (52, 418086), (72, 301951), (78, 278724), (104, 209043), (117, 185816), (156, 139362), (234, 92908), (312, 69681), (468, 46454), (936, 23227)]