21233040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{88471}}^1$

素因数の和:88487

約数の個数: 40

約数和(自身を含む): 65823168

約数和(自身を除く): 44590128

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 88471, 176942, 265413, 353884, 442355, 530826, 707768, 884710, 1061652, 1327065, 1415536, 1769420, 2123304, 2654130, 3538840, 4246608, 5308260, 7077680, 10616520, 21233040]

約数ペア:

[(1, 21233040), (2, 10616520), (3, 7077680), (4, 5308260), (5, 4246608), (6, 3538840), (8, 2654130), (10, 2123304), (12, 1769420), (15, 1415536), (16, 1327065), (20, 1061652), (24, 884710), (30, 707768), (40, 530826), (48, 442355), (60, 353884), (80, 265413), (120, 176942), (240, 88471)]