21605100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{6547}}^1$

素因数の和:6575

約数の個数: 72

約数和(自身を含む): 68203968

約数和(自身を除く): 46598868

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 44, 50, 55, 60, 66, 75, 100, 110, 132, 150, 165, 220, 275, 300, 330, 550, 660, 825, 1100, 1650, 3300, 6547, 13094, 19641, 26188, 32735, 39282, 65470, 72017, 78564, 98205, 130940, 144034, 163675, 196410, 216051, 288068, 327350, 360085, 392820, 432102, 491025, 654700, 720170, 864204, 982050, 1080255, 1440340, 1800425, 1964100, 2160510, 3600850, 4321020, 5401275, 7201700, 10802550, 21605100]

約数ペア:

[(1, 21605100), (2, 10802550), (3, 7201700), (4, 5401275), (5, 4321020), (6, 3600850), (10, 2160510), (11, 1964100), (12, 1800425), (15, 1440340), (20, 1080255), (22, 982050), (25, 864204), (30, 720170), (33, 654700), (44, 491025), (50, 432102), (55, 392820), (60, 360085), (66, 327350), (75, 288068), (100, 216051), (110, 196410), (132, 163675), (150, 144034), (165, 130940), (220, 98205), (275, 78564), (300, 72017), (330, 65470), (550, 39282), (660, 32735), (825, 26188), (1100, 19641), (1650, 13094), (3300, 6547)]